3

tool

implement

n.

3

tool

instrument

n.

3

tool

instrument

n.

2

top

upper end

2

top

tallest

touchdown

landing

n.

touching

moving

a.

2

tough

hard

a.

2

tough

strong

a.

trace

imprint

n.

2

trace

connect

2

trace

residue

trade

exchange

v.

tradition

custom

n.

trait

quality

n.

tranquil

serene

a.

2

tranquility

peacefulness

n.

2

tranquility

peacefulness

n.

trap

caught

v.

2

trash

garbage

n.

2

trash

garbage

n.

travel

accompany

v.

traverse

cross

v.

treasure

value

v.

2

tremendous

great

a.

2

tremendous

huge

a.

tremendously

greatly

ad.

trend

tendency

n.

tributary

branch

n.

trigger

set off

v.

troublesome

annoying

a.

trousers

pants

n.

2

truly

genuinely

ad.

2

truly

actually

ad.

tryout

performance

n.

2

turbulent

violent

a.

2

turbulent

violent

a.

turn aside

deflect

ad.

2

turn down

reject

v.

2

turn into

become

v.

twilight

at dusk

n.

typical

average

a.

typically

usually

ad.

typify

characterize

v.

ubiquitous

widespread

a.

3

ultimately

in the final analysis

ad.

3

ultimately

eventually

ad.

3

ultimately

finally

ad.

ultimately

eventually

ad.

unattended

unguard

a.

unbroken

uninterrupted

a.

uncover

reveal

v.

uncustomary

uncommon

a.

under the weather

sick

n.

undergo

experience

v.

2

undergoing

experiencing

v.

2

undergone

experienced

v.

undergone

experienced

v.

underground

subterranean

a.

underlying

fundamental

a.

underscore

emphasize

v.

underscore

emphasize

v.

2

undertake

take on

v.

2

undertake

wage

v.

underwater craft

submarine

n.

2

undoubtedly

surely

ad.

2

undoubtedly

unquestionably

ad.

undoubtedly

certainly

ad.

unemployed

jobless

a.

unequivocally

definitely

ad.

unheard-of

unknown

a.

2

uniform

alike

a.

2

uniform

consistent

a.

uniformly

consistently

ad.

unique

peerless

a.

unique

particular

a.

unique

singular

a.

universally

everywhere

ad.

unlike

in contrast to

prep.

unlikely

improbable

a.

unmatched

unequaled

a.

unprecedented

never seen before

a.

unquenchable

insatiable

a.

unquestionably

positively

ad.

unravel

discover

v.

unravel

unwind

v.

unrestrained

unchecked

a.

unrestricted

unlimited

a.

unrivaled

unmatched

a.

unsettling

troubling

a.

unskillfully

inexpertly

ad.

3

unstable

troubled

a.

3

unstable

inconstant

a.

3

unstable

variable

a.

unsubstantiated

unverified

a.

unwieldy

cumbersome

a.

3

up to

able to make

prep.

3

up to

a maximum of

prep.

3

up to

as many as

prep.

upbringing

education

n.

upgrade

improve

v.

upheaval

violent disturbance

n.

uphold

preserve

v.

upright

vertical

a.

upset

disturb

v.

upside-down

inverted

a.

up-to-date

current

a.

2

urge

advocate

v.

2

urge

advocate

v.

urged

encouraged

v.

urgently

desperately

ad.

usher

beginning

v.

2

usually

commonly

ad.