Unit 15
switch
accessory
art
bearing
brain
clutch
communication
complication
condition
convenience
custom
damage
defence/-nse
facility
firework(s)
force
horizon
import
initial
instruction
letter
liability
limit
manner
mass
measure
minute
necessity
nerve
norm
origin
pain
paper
parameter
proceeding
prospect
refreshment
resource
respect
river
ruin
sand
scale
saving
specification
spirit
teaching
water
writing
together
altogether
gather
gathering
aggregate
segregate
segregation
scatter
shatter
tolerate
tolerance
intolerance
tolerable
tolerant
intolerant
tone
intonation
tune
top
desktop
tip
tiptop
tour
tourism
tourist
contour
detour
tractor
attract
attraction
attractive
distract
distracted
retract
subtract
abstract
contract
extract
extraction
trace
track
trail
train
portrait
portray
traitor
betray
betrayal
train
training
trainee
trainer
treat
treatment
maltreat
retreat
treaty
tremble
tremor
tremulous
tremendous
tribute
attribute
attributable
contribute
contribution
distribute
distribution
trick
tricky
intrigue
intricate
trifle
trifling
trivial
turn
return
turning
turnout
turnover
overturn
turnip
attorney
tornado
tournament
tortoise
distort
retort
torrent
tortuous
torture
torment
type
typical
typist
typewriter
prototype
stereotype
understand
understanding
misunderstand
misunderstanding
universe
universal
ad
advert
advertise
advertisement
avert
anniversary
convert
conversion
convertible
divert
diversion
invert
reverse
reversible
revert
traverse
conversation
verse
version
adverse
conversely
inverse
inversely
perverse
versus
diverse
diversity
versatile
urge
urgency
urgent
use
useful
useless
abuse
misuse
used
user
usually
usual
use
used
usage
utile
utility
utilize/-ise
utilisation
utensil
value
valuable
valued
invaluable
evaluate
evaluation
equivalent
valid
invalid
validity
avail
available
availability
prevail
vapour
evaporate
evaporation
vaporous
steam
steamer
vary
variation
variety
variable
various
invariable
invariably
Venus
venerate
venerable
vegetable
vegetation
vegetarian
vigor
vigorous
veil
unveil
reveal
revelation
verb
adverb
proverb
verbal
verge
converge
diverge
very
verify
verity
vest
invest
investment
investor
view
interview
overview
preview
review
reviewer
village
villa
villain
violent
violence
violate
violation
Virginia
virgin
visit
visible
invisible
visibility
vision
visionary
visual
revise
supervise
visa
vista
vision
envisage
visualize
devise
device
evident
evidently
evidence
provide
provision
provided
provident
prudent
imprudent
video
wise
wisdom
wit
witty
witness
voice
advocate
vocable
vocabulary
vocal
vocation
avocation
convoke
evoke
provoke
vow
vowel
wade
evade
invade
invasion
wag(g)on
extravagant
vagrant
vague
wake
awake
waking
awake
awaken
waken
want
wane
vanish
vanity
vain
evacuate
vacant
vacancy
vacation
vacuum
war
warfare
warship
warn
warning
ware
beware
aware
awareness
waste
wasteful
wasteland
devastate
vast
watch
stopwatch
watchful
water
waterfall
waterproof
watertight
wave
microwave
wavelength
waver
way
doorway
expressway
freeway
highway
railway
subway
underway
convey
vehicle
voyage
deviate
obvious
obviously
previous
previously
via
wear
weary
underwear
weigh
weight
weightlifting
went
advent
convene
convention
conventional
intervene
intervention
prevent
prevention
convenient
convenience
inconvenient
avenue
revenue
ventilate
wide
widely
width
widen
widespread
nationwide
worldwide
wild
wildlife
wilder
wilderness
bewilder
bewilderment
will
willing
unwilling
would
volition
benevolence
voluntary
volunteer
win
winner
winnings
convince
invincible
victory
convict
conviction
victor
victorious
victim
triumph
triumphant
wind
windmill
windy
wood
wooden
woods
work
homework
housework
teamwork
worker
coworker
working
works
workforce
workman
workmate
workplace
unworkable
workshop
artwork
fireworks
framework
network
worth
worthy
worthwhile
worthless
worship
year
yearly
anniversary
annual
wage
wander
wardrobe
wax
weapon
wedge
weed
weep
weird
weld
whereas
whip
whirl
whisky
whisper
whistle
wicked
wing
wink
wipe
wire
wireless
wizard
woolen
wording
wrap
wreath
wreck
wreckage
wrench
wretched
wrinkle
yacht
Yankee/Yank
yawn
yell
yield
yoga
youngster
zigzag
zinc
zip
zone
zoological
zoom