ὁ κόσμος ἀλλοίωσις, ὁ βίος ὑπόληψις → the universe is flux, life is opinion | the universe is transformation: life is opinion | the universe is change, life is a fleeting impression | the universe—mutation: life—opinion
adj.
P. and V. καίριος, ἐπίκαιρος, Ar. and V. αἴσιος, V. εὔκαιρος. Fitting: P. and V. σύμμετρος, πρέπων, προσήκων; see fitting.