Obiit (L.). He, or she, died.
œuvres (Fr.). Works.
omnia vincit amor (L.). Love conquers all things.
on dit (Fr.). They say; people say.
onus probandi (L.). The burden of proof.
ora et labora (L.). Pray and work.
o tempora! o mores! (L.). Alas for the times! Alas for the manners!
otium cum dignitate (L.). Ease with dignity.
Pace (L.). Not to give offence to. — pace tua, with your consent.
palmam qui meruit ferat (L.). Let him who has won the palm wear it.