Pene, almost; as, peninsula.
Per (pel), through; perform, permit, pellucid, pertain.
Post, after; postpone, posthumous.
Præ or pre, before; prelection, preface, prevent, precede, premature, predict.
Præter or preter, beyond; preternatural, preterite.
Pro (por, pur, pol), forth, on or before; proceed, pollution, portend, purvey, portrait, purloin, purchase, pronoun, purpose.
Re (red), back; refute, result, redolent, redound, reduce, redeem.
Retro, backwards; retrograde, retrospect.
Se (sed), aside or apart; select, seclude, secede, seduce, sedition.
Sub (suc, suf, sug, sup, sur, sus, su), under, up from below; subject, suspect, succeed, suffer, suggest, suppose, suspend, suspect, succinct, suppress, surrogate, susceptible, subdue, suffuse, subtract, succour, supplant.