O - 1 - USEFUL PHRASES - FIFTEEN THOUSAND USEFUL PHRASES

obdurate courage [obdurate = hardened in wrongdoing]

obedient compliance

objectionably apologetic

obligatory force

obligingly expressed

oblique tribute

obscure intimation

obsequious homage [obsequious = servile compliance; fawning]

observant eye

obsolete phraseology

obstinate defiance

obstreperous summons [obstreperous = noisily and stubbornly defiant]

obtrusive neatness

obvious boredom

occasional flights

occult sympathy

ocean depth

odd makeshifts

odious tyranny

odorous spring

offensive hostility

official asperity [asperity = harshness; ill temper or irritability]

olfactory sense

olive grayness

ominous rumors

omnipotent decree

omniscient affirmation

oncoming horde

onerous cares

onflaming volume

opalescent sea

opaque mass