Synonyms of apropos

Adjective

1. apropos (vs. malapropos), apposite, apt, pertinent, appropriate

usage: of an appropriate or pertinent nature

Adverb

1. seasonably, timely, well-timed, apropos

usage: at an opportune time; "your letter arrived apropos"

2. by the way, by the bye, incidentally, apropos

usage: introducing a different topic; in point of fact; "incidentally, I won't go to the party"

Definition and meaning of apropos (Dictionary)