GRE O's

Question 1

objective

Answer 1

factual, related to reality or physical objects

Question 2

obsequious

Answer 2

servile, very compliant, fawning

Question 3

obsolete

Answer 3

out of date, no longer in use

Question 4

obstinate

Answer 4

stubborn or hard to control

Question 5

obviate

Answer 5

prevent, eliminate or make unnecessary

Question 6

occult

Answer 6

the supernatural pertaining to magic, astrology

Question 7

offhand

Answer 7

casual, informal; done without preparation or forethought; rude in a short way

Question 8

officious

Answer 8

excessively eager in giving unwanted advice or intruding where one is not wanted

Question 9

offset

Answer 9

counteract, compensate for;

Question 10

onerous

Answer 10

burdensome, oppressive, hard to endure

Question 11

opaque

Answer 11

not translucent; not allowing light, heat, etc. to pass through; dark, dull, unclear, or stupid

Question 12

optimal or optimum

Answer 12

beset, most desirable or favorable

Question 13

orthodox

Answer 13

adhering to a traditional, established faith, or to anything customary or commonly accepted

Question 14

oscillate

Answer 14

swing back and forth

Question 15

outstrip

Answer 15

surpass, exceed; be larger or better than

Question 16

overshadow

Answer 16

cast a shadow over, darken; dominate