apropos

/AE0 P R AH0 P OW1/
adjective
  1. 1

    Of an appropriate or pertinent nature.

  2. 2

    By the way, incidental

adverb
  1. 1

    By the way.

  2. 2

    Timely; at a good time.

  3. 3

    To the purpose; appropriately.

preposition
  1. 1

    Regarding or concerning.

Synonyms

Antonyms

Source: https://en.wiktionary.org/wiki/apropos