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Category=SAT
Description=Word List No. 33
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SecondaryField=2
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TagField=4
[DATA]
word	definition	part of speech	high-frequency
obsolete	outmoded	adjective
obstetrician	physician specializing in delivery of babies	noun
obstinate	stubborn	adjective	*
obstreperous	boisterous; noisy	adjective
obtrude	push one's ideas forward	verb
obtrusive	pushed forward	adjective
obtuse	blunt; stupid	adjective
obviate	make unnecessary; get rid of	verb
Occident	the West	noun
occlude	shut; close	verb
occult	mysterious; secret; supernatural	adjective
oculist	physician who specializes in treatment of the eyes	noun
odious	hateful	adjective
odium	repugnance; dislike	noun
odoriferous	giving off an odor	adjective
odorous	having an odor	adjective
odyssey	long, eventful journey	noun
offensive	attacking; insulting; distasteful	adjective
offhand	casual; done without prior thought	adjective
officious	meddlesome; excessively pushy in offering one's services	adjective
ogle	glance coquettishly at; make eyes at	verb
olfactory	concerning the sense of smell	adjective
oligarchy	government by a few	noun
ominous	threatening	adjective	*
omnipotent	all-powerful	adjective
omnipresent	universally present; ubiquitous	adjective
omniscient	all-knowing	adjective
omnivorous	eating both plant and animal food; devouring everything	adjective
onerous	burdensome	adjective
onomatopoeia	words formed in imitation of natural sounds	noun
onslaught	viscous assault	noun
onus	burden; responsibility	noun
opalescent	iridescent; lustrous	adjective
opaque	dark; not transparent	adjective	*
opiate	sleep producer; deadener of pain	noun
opportune	timely; well chosen	adjective
opportunist	individual who sacrifices principles for expediency by taking advantage of the circumstances	noun	*
opprobrium	infamy; vilification	noun
optician	maker and seller of eyeglasses	noun
optimist	person who looks on the good side	noun	*
optimum	most favorable	adjective
optional	not compulsory; left to one's choice	adjective
optometrist	one who fits glasses to remedy visual defects	noun
opulence	wealth; luxuriousness; abundance	noun	*
opus	work	noun
oracular	foretelling; mysterious	adjective
oratorio	dramatic poem set to music	noun
ordain	command; arrange; consecrate	verb
ordeal	severe trial or affliction	noun
ordinance	decree	noun
ordination	ceremony conferring holy orders	noun
orgy	wild, drunken revelry; unrestrained indulgence	noun
orient	get one's bearings; adjust	verb
orientation	act of finding oneself in society	noun
orifice	mouthlike opening; small opening	noun
ornate	excessively decorated	adjective
ornithology	study of birds	noun
orthodox	traditional; conservative in belief	adjective
orthography	correct spelling	noun
oscillate	vibrate pendulumlike; weaver	verb
osseous	made of bone; bony	adjective
ossify	change or harden into bone	verb
ostensible	apparent; professed; pretended	adjective
ostentatious	showy; pretentious	adjective
ostracize	exclude from public favor; ban	verb
oust	expel; drive out	verb
outlandish	peculier; unconventional	adjective
outmoded	on longer stylish; old fashioned	adjective
outskirts	outer border	noun
outspoken	candid; blunt	adjective
outstrip	surpass; outdo	verb
outwit	outsmart; trick	verb
ovation	enthusiastic applause	noun
overbeering	bossy; arrogant; decisively important	adjective
overt	open to view	adjective
overweening	presumptuous; arrogant	adjective