GRE verbal test: Teachers Games for Vocabulary

n. an upward slope or grade (as in a road); rise; raise; climb; upgrade
maelstrom
saga
discretion
acclivity

adj. based primarily on surmise rather than adequate evidence; supposed; suppositional; suppositious; supposititious
piquant
irreconcilable
hypothetical
offhand

v. make furious
ptyalize
execrate
rook
incense

v. make radioactive by adding radioactive material
bowdlerize
contaminate
contest
wrawl

adv. adwith reference to; regarding
pell-mell
gingerly
gamely
apropos

n. someone who is married to two or more people at the same time
polygamist
privation
uniformity
misanthrope

v. be asphyxiated; asphyxiate
flourish
hopple
stifle
posture

n. liquid excretory product; pee; weewee; water
doldrums
sextant
piddle
leniency

adj. static; still; stationary
temperate
hale
squishy
motionless

n. the state of being polluted; pollution
amenities
ambience
befoulment
sluice