null - oner
- ob turpem causam
- ob vitae solatium
- obedient
- Obedientia est legis essentia
- obit
- Obit sine prole
- obiter
- obiter dicta
- obiter dictum
- obituary
- object
- object of statute
- objection
- objection to grand jury
- objectionable business
- objectionable use
- objective examination
- objective meaning of contract
- objective standard of satisfaction
- objective symptoms
- objective test
- objects of a power
- objects of bounty
- oblata
- oblatio
- obligacion
- Obligacion est on lien de droit
- obligatio
- obligation
- obligation of contract
- obligation of surety on bail bond
- obligation under seal
- obligations or liabilities outstanding in the state
- obligatory bill
- oblige
- obligee
- obligor
- obliquus
- obliterate line
- obliterated monument