possession, n. [ownership], occupancy, tenure, fruition, retention, [occupation].
possessor, n. [owner], proprietor; [occupant], tenant, [holder].
possibility, n. potentiality, contingency. Antonym: [impossibility].
possible, a. potential, in posse, contingent, practicable. Antonym: [impossible].
possibly, adv. [maybe], [perhaps], [perchance], peradventure, haply.
post, n. [column], [pillar], pilaster; [position], [seat], [station]; [office], employment, [station]; bollard, stanchion, [pile], newel, puncheon.
post, v. [placard], [announce]; [mail].
posted, a. (Colloq.) informed.
poster, n. [placard], bulletin, [bill].
posterior, a. [later], subsequent, ensuing, [succeeding]; [hinder], [rear].