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teacher
noun
a
person
whose
job
is
to
help
students
learn
in
a
school
,
college
,
or
other
place
of
education
•
The
teacher
wrote
the
math
problem
on
the
board
.
The
teacher
wrote
the
math
problem
on
the
board
.
•
Our
English
teacher
always
starts
class
with
a
funny
story
.
Our
English
teacher
always
starts
class
with
a
funny
story
.
From
Old
English
‘
tǣċere
’,
meaning
‘
one
who
teaches
’,
derived
from
the
verb
‘
teach
’.
noun
something
,
such
as
an
experience
or
example
,
that
gives
you
important
lessons
about
life
or
how
to
do
something
•
Failure
can
be
a
tough
teacher
,
but
it
helps
you
grow
.
Failure
can
be
a
tough
teacher
,
but
it
helps
you
grow
.
•
Travel
is
a
great
teacher
of
patience
and
adaptability
.
Travel
is
a
great
teacher
of
patience
and
adaptability
.
The
figurative
sense
developed
in
the
16th
century
by
extending
the
literal
idea
of
a
person
who
teaches
to
abstract
forces
that
shape
understanding
.
reach
verb
-
reach
,
reaches
,
reaching
,
reached
to
stretch
out
your
arm
or
body
so
that
your
hand
can
touch
,
pick
up
,
or
take
something
•
Mia
stood
on
a
chair
to
reach
the
cookie
jar
on
the
top
shelf
.
Mia
stood
on
a
chair
to
reach
the
cookie
jar
on
the
top
shelf
.
•
The
boy
jumped
but
still
couldn
’
t
reach
the
basketball
hoop
.
The
boy
jumped
but
still
couldn
’
t
reach
the
basketball
hoop
.
Old
English
rǣcan
“
to
stretch
out
,
extend
.”
verb
-
reach
,
reaches
,
reaching
,
reached
to
arrive
at
a
place
after
travelling
•
We
finally
reached
the
hotel
just
before
midnight
.
We
finally
reached
the
hotel
just
before
midnight
.
•
The
hikers
reached
the
mountain
summit
after
six
hours
.
The
hikers
reached
the
mountain
summit
after
six
hours
.
Same
Old
English
root
rǣcan
,
extended
figuratively
to
arriving
at
a
place
.
verb
-
reach
,
reaches
,
reaching
,
reached
to
achieve
a
particular
level
,
amount
,
or
result
•
The
temperature
reached
40°C
yesterday
.
The
temperature
reached
40°C
yesterday
.
•
Her
video
quickly
reached
one
million
views
.
Her
video
quickly
reached
one
million
views
.
Metaphorical
extension
of
reaching
with
the
hand
to
figuratively
touching
a
target
number
or
level
.
noun
-
reach
,
reaches
the
distance
or
area
that
your
hand
,
arm
,
or
an
object
can
stretch
to
touch
•
Keep
cleaning
products
out
of
the
reach
of
children
.
Keep
cleaning
products
out
of
the
reach
of
children
.
•
The
microphone
was
just
beyond
his
reach
.
The
microphone
was
just
beyond
his
reach
.
Noun
use
recorded
from
the
14th
century
,
from
the
verb
.
teach
verb
-
teach
,
teaching
,
teaches
,
taught
to
give
knowledge
,
skill
,
or
information
to
someone
so
that
they
can
learn
it
•
Ms
.
Gomez
teaches
math
to
the
seventh-grade
class
every
morning
.
Ms
.
Gomez
teaches
math
to
the
seventh-grade
class
every
morning
.
•
My
father
taught
me
how
to
change
a
tire
when
I
was
ten
.
My
father
taught
me
how
to
change
a
tire
when
I
was
ten
.
Old
English
“
tǣcan
”
meaning
“
to
show
,
point
out
,
instruct
,”
related
to
“
token
”
and
German
“
zeigen
” (
to
show
).
verb
-
teach
,
teaching
,
teaches
,
taught
to
work
as
a
teacher
,
giving
lessons
as
a
job
•
She
has
taught
at
the
local
university
for
over
twenty
years
.
She
has
taught
at
the
local
university
for
over
twenty
years
.
•
After
retiring
from
football
,
he
decided
to
teach
full-time
at
a
high
school
.
After
retiring
from
football
,
he
decided
to
teach
full-time
at
a
high
school
.
verb
-
teach
,
teaching
,
teaches
,
taught
to
make
someone
learn
or
realize
something
through
an
experience
,
often
as
a
consequence
or
punishment
•
Stealing
his
bike
will
teach
him
not
to
leave
it
unlocked
again
.
Stealing
his
bike
will
teach
him
not
to
leave
it
unlocked
again
.
•
That
icy
road
taught
us
to
drive
slowly
in
winter
.
That
icy
road
taught
us
to
drive
slowly
in
winter
.
approach
noun
-
approach
,
approaches
the
action
of
coming
nearer
in
distance
or
time
•
The
sudden
approach
of
a
car
made
the
cat
run
away
.
The
sudden
approach
of
a
car
made
the
cat
run
away
.
•
Everyone
felt
excited
at
the
approach
of
summer
vacation
.
Everyone
felt
excited
at
the
approach
of
summer
vacation
.
verb
-
approach
,
approaching
,
approaches
,
approached
to
move
closer
to
someone
or
something
•
The
train
approaches
the
station
slowly
.
The
train
approaches
the
station
slowly
.
•
Don't
be
afraid
when
the
dog
approaches
you
;
it's
friendly
.
Don't
be
afraid
when
the
dog
approaches
you
;
it's
friendly
.
verb
-
approach
,
approaching
,
approaches
,
approached
to
come
nearer
in
time
•
As
midnight
approached
,
the
party
grew
quieter
.
As
midnight
approached
,
the
party
grew
quieter
.
•
Exams
are
approaching
,
so
I
need
to
study
.
Exams
are
approaching
,
so
I
need
to
study
.
verb
-
approach
,
approaches
,
approaching
,
approached
to
move
closer
in
distance
or
time
•
The
train
approached
the
station
slowly
.
The
train
approached
the
station
slowly
.
•
Winter
is
approaching
,
so
the
days
are
getting
shorter
.
Winter
is
approaching
,
so
the
days
are
getting
shorter
.
noun
-
approach
,
approaches
a
way
of
dealing
with
a
problem
or
thinking
about
something
•
The
team
decided
on
a
new
approach
to
solve
the
puzzle
.
The
team
decided
on
a
new
approach
to
solve
the
puzzle
.
•
Her
gentle
approach
helped
the
child
calm
down
.
Her
gentle
approach
helped
the
child
calm
down
.
noun
-
approach
,
approaches
the
road
,
path
,
or
way
that
leads
to
a
place
•
A
narrow
approach
led
up
to
the
old
lighthouse
.
A
narrow
approach
led
up
to
the
old
lighthouse
.
•
The
castle's
approach
was
lined
with
tall
trees
.
The
castle's
approach
was
lined
with
tall
trees
.
verb
-
approach
,
approaching
,
approaches
,
approached
to
speak
to
someone
about
something
for
the
first
time
•
I
approached
my
teacher
for
extra
help
.
I
approached
my
teacher
for
extra
help
.
•
She
plans
to
approach
her
boss
about
a
raise
.
She
plans
to
approach
her
boss
about
a
raise
.
verb
-
approach
,
approaches
,
approaching
,
approached
to
go
to
someone
and
speak
to
them
,
usually
to
ask
or
offer
something
•
She
decided
to
approach
her
teacher
for
extra
help
after
class
.
She
decided
to
approach
her
teacher
for
extra
help
after
class
.
•
A
stranger
approached
me
on
the
street
to
ask
for
directions
.
A
stranger
approached
me
on
the
street
to
ask
for
directions
.
noun
-
approach
,
approaches
,
approaching
,
approached
the
act
of
coming
nearer
in
distance
or
time
•
The
approach
of
dawn
painted
the
sky
pink
.
The
approach
of
dawn
painted
the
sky
pink
.
•
His
quick
approach
surprised
the
goalkeeper
.
His
quick
approach
surprised
the
goalkeeper
.
noun
-
approach
,
approaches
,
approaching
,
approached
a
path
or
road
that
leads
to
a
place
•
A
narrow
bridge
forms
the
only
approach
to
the
island
.
A
narrow
bridge
forms
the
only
approach
to
the
island
.
•
Tall
trees
lined
the
approach
to
the
castle
.
Tall
trees
lined
the
approach
to
the
castle
.
noun
-
approach
,
approaches
an
attempt
to
speak
to
someone
or
ask
them
for
something
•
He
made
an
approach
to
the
manager
about
a
job
.
He
made
an
approach
to
the
manager
about
a
job
.
•
Her
first
approach
was
polite
but
firm
.
Her
first
approach
was
polite
but
firm
.
verb
-
approach
,
approaching
,
approaches
,
approached
to
begin
to
deal
with
a
task
or
problem
in
a
particular
way
•
How
will
you
approach
this
complex
math
problem
?
How
will
you
approach
this
complex
math
problem
?
•
We
need
to
approach
the
project
step
by
step
.
We
need
to
approach
the
project
step
by
step
.
verb
-
approach
,
approaches
,
approaching
,
approached
to
begin
to
deal
with
a
task
,
problem
,
or
situation
in
a
particular
way
•
We
need
to
approach
this
problem
from
a
different
angle
.
We
need
to
approach
this
problem
from
a
different
angle
.
•
The
scientist
carefully
approached
the
experiment
to
avoid
contamination
.
The
scientist
carefully
approached
the
experiment
to
avoid
contamination
.
noun
-
approach
,
approaches
,
approaching
,
approached
a
way
or
method
of
dealing
with
something
•
Her
teaching
approach
keeps
students
engaged
.
Her
teaching
approach
keeps
students
engaged
.
•
We
need
a
new
approach
to
reduce
plastic
waste
.
We
need
a
new
approach
to
reduce
plastic
waste
.
coach
noun
-
coach
,
coaches
a
person
who
teaches
and
trains
people
so
they
can
get
better
at
a
sport
,
skill
,
or
part
of
life
•
The
basketball
team
’
s
new
coach
made
practice
fun
and
challenging
.
The
basketball
team
’
s
new
coach
made
practice
fun
and
challenging
.
•
Maria
meets
with
her
life
coach
once
a
week
to
plan
her
career
goals
.
Maria
meets
with
her
life
coach
once
a
week
to
plan
her
career
goals
.
From
Middle
French
coche
(“
carriage
”),
later
applied
to
a
person
guiding
others
,
first
in
1830s
.
noun
-
coach
,
coaches
a
person
who
trains
and
guides
a
sports
team
or
individual
to
improve
skills
and
performance
•
Our
coach
always
tells
us
to
believe
in
ourselves
.
Our
coach
always
tells
us
to
believe
in
ourselves
.
•
The
tennis
coach
watched
carefully
as
Mia
practiced
her
serve
.
The
tennis
coach
watched
carefully
as
Mia
practiced
her
serve
.
noun
-
coach
,
coaches
a
large
comfortable
bus
used
for
long-distance
travel
•
We
took
a
coach
from
London
to
Oxford
.
We
took
a
coach
from
London
to
Oxford
.
•
The
tour
company
parked
its
shiny
blue
coach
outside
the
museum
.
The
tour
company
parked
its
shiny
blue
coach
outside
the
museum
.
noun
-
coach
,
coaches
a
large
comfortable
bus
used
for
long-distance
travel
or
sightseeing
•
We
booked
a
coach
to
take
the
class
to
the
museum
in
the
city
.
We
booked
a
coach
to
take
the
class
to
the
museum
in
the
city
.
•
The
tour
company
provided
an
air-conditioned
coach
for
the
journey
through
the
mountains
.
The
tour
company
provided
an
air-conditioned
coach
for
the
journey
through
the
mountains
.
Sense
shifted
from
horse-drawn
carriage
to
motor
bus
in
early
20th
century
.
verb
-
coach
,
coaching
,
coaches
,
coached
to
teach
and
guide
someone
to
improve
their
skills
or
performance
•
Ms
.
Patel
was
hired
to
coach
the
new
employees
on
customer
service
.
Ms
.
Patel
was
hired
to
coach
the
new
employees
on
customer
service
.
•
He
loves
to
coach
kids
in
chess
after
school
.
He
loves
to
coach
kids
in
chess
after
school
.
verb
-
coach
,
coaching
,
coaches
,
coached
to
teach
and
guide
someone
so
they
can
improve
at
a
sport
,
skill
,
or
activity
•
Mr
.
Lee
coaches
the
junior
soccer
team
after
school
every
day
.
Mr
.
Lee
coaches
the
junior
soccer
team
after
school
every
day
.
•
Sara
was
hired
to
coach
new
employees
on
using
the
software
.
Sara
was
hired
to
coach
new
employees
on
using
the
software
.
Back-formation
from
noun
“
coach
” (
trainer
)
in
the
mid-19th
century
.
noun
-
coach
,
coaches
a
large
closed
horse-drawn
carriage
used
in
past
times
for
carrying
passengers
•
The
royal
family
traveled
in
a
gilded
coach
pulled
by
six
white
horses
.
The
royal
family
traveled
in
a
gilded
coach
pulled
by
six
white
horses
.
•
In
the
18th
century
,
mail
was
delivered
by
coach
along
dusty
roads
.
In
the
18th
century
,
mail
was
delivered
by
coach
along
dusty
roads
.
beach
noun
-
beach
,
beaches
an
area
of
sand
or
small
stones
beside
a
sea
,
lake
,
or
river
where
people
can
walk
,
swim
,
or
relax
.
•
On
hot
summer
days
,
many
families
spread
their
towels
on
the
sunny
beach
.
On
hot
summer
days
,
many
families
spread
their
towels
on
the
sunny
beach
.
•
The
hotel
is
only
a
five-minute
walk
from
a
quiet
beach
backed
by
pine
trees
.
The
hotel
is
only
a
five-minute
walk
from
a
quiet
beach
backed
by
pine
trees
.
From
Middle
English
"
beche
",
probably
from
Old
English
*bæce
meaning
"
stream
"
or
"
brook
",
later
referring
to
the
shore
beside
water
.
verb
-
beach
,
beaching
,
beaches
,
beached
to
pull
or
drive
a
boat
,
sea
animal
,
or
other
object
onto
the
shore
,
or
to
come
onto
the
shore
and
become
stuck
there
.
•
To
repair
a
leak
,
the
sailors
decided
to
beach
the
small
boat
on
a
stretch
of
soft
sand
.
To
repair
a
leak
,
the
sailors
decided
to
beach
the
small
boat
on
a
stretch
of
soft
sand
.
•
At
low
tide
,
the
ferry
accidentally
beached
on
a
hidden
reef
and
could
not
move
.
At
low
tide
,
the
ferry
accidentally
beached
on
a
hidden
reef
and
could
not
move
.
Derived
from
the
noun
"
beach
",
first
recorded
as
a
verb
in
the
early
19th
century
in
seafaring
contexts
.
attach
verb
-
attach
,
attaching
,
attaches
,
attached
to
fasten
or
join
one
thing
to
another
so
that
they
stay
connected
•
Please
attach
the
label
to
the
suitcase
so
it
doesn
’
t
get
lost
.
Please
attach
the
label
to
the
suitcase
so
it
doesn
’
t
get
lost
.
•
The
carpenter
attached
the
shelves
to
the
wall
with
sturdy
brackets
.
The
carpenter
attached
the
shelves
to
the
wall
with
sturdy
brackets
.
Middle
English
,
from
Old
French
attacher
,
from
a-
(
to
)
+
tacher
(
fasten
).
verb
-
attach
,
attaching
,
attaches
,
attached
to
add
a
file
or
document
to
an
email
or
other
electronic
message
•
I
attached
the
photo
to
the
email
before
hitting
send
.
I
attached
the
photo
to
the
email
before
hitting
send
.
•
Don
’
t
forget
to
attach
your
résumé
when
you
apply
online
.
Don
’
t
forget
to
attach
your
résumé
when
you
apply
online
.
verb
-
attach
,
attaching
,
attaches
,
attached
to
believe
that
something
is
important
or
has
a
particular
quality
;
to
attribute
•
Many
cultures
attach
great
importance
to
family
gatherings
.
Many
cultures
attach
great
importance
to
family
gatherings
.
•
We
attached
little
significance
to
the
rumor
at
first
.
We
attached
little
significance
to
the
rumor
at
first
.
verb
-
attach
,
attaching
,
attaches
,
attached
to
send
someone
to
work
with
a
different
group
or
organization
for
a
period
of
time
•
She
was
attached
to
the
embassy
in
Madrid
for
two
years
.
She
was
attached
to
the
embassy
in
Madrid
for
two
years
.
•
Several
engineers
have
been
attached
to
the
project
from
headquarters
.
Several
engineers
have
been
attached
to
the
project
from
headquarters
.
stomach
verb
to
accept
or
tolerate
something
unpleasant
without
becoming
upset
.
•
I
can't
stomach
his
arrogant
attitude
anymore
.
I
can't
stomach
his
arrogant
attitude
anymore
.
•
She
could
barely
stomach
the
bitter
medicine
.
She
could
barely
stomach
the
bitter
medicine
.
Verb
sense
developed
in
16th
century
from
noun
,
influenced
by
idea
of
‘
swallowing
’
displeasure
.