Thesaurus
apropos
adverb
Synonyms and Antonyms of APROPOS
by way of interjection or digression <I went up to New York last weekend; apropos, have you seen your New York cousins lately?>
Synonyms en passant, incidentally
Related Words digressively, excursively, interjectionally, parenthetically, secondarily, tangentially
Phrases by the by (or by the bye), by the way, in passing
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