[ti:]
[ar:]
[al:]
[by:]
Unit 12
rectify
recur
recycle
redundant
reel
refer
reference
refine
reflect
reform
refrain
refresh
refreshment
refund
refusal
refute
regarding
regardless
region
register
regret
regulate
reign
reinforce
reject
relate
relax
release
relevant
reliable
reliance
relief
relieve
religion
relish
reluctant
rely
remark
remarkable
remedy
remote
render
renew
renovate
rent
repay
repel
replace
represent
representative
reproach
requirement
rescue
resemble
resent
reservation
reserve
resign
resist
resistance
resolute
resolution
resolve
resort
resource
respond
response
responsibility
responsible
restore
restrain
restraint
restrict
resultant
resume
retail
retain
retire
retreat
retrieve
retrospect
reveal
revenge
revenue
reverse
review
revise
revive
revolt
revolution
revolve
reward
ridiculous
rigid
rigorous
risk
rival
roar
rob
rope
rotate
rouse
routine
royal
rude
sack
sacrifice
sake
sanction
satisfactory
saturate
savage
scale
scarce
scare
scatter
schedule
scope
scorn
scout
scramble
scrap
scrape
scratch