Antonyms of adj malapropos

1 sense of malapropos

Sense 1
malapropos (vs. apropos) -- (of an inappropriate or incorrectly applied nature)

apropos (vs. malapropos) -- (of an appropriate or pertinent nature)
        => apposite, apt, pertinent -- (being of striking appropriateness and pertinence; "the successful copywriter is a master of apposite and evocative verbal images"; "an apt reply")

Similarity of adj malapropos

1 sense of malapropos

Sense 1
malapropos (vs. apropos) -- (of an inappropriate or incorrectly applied nature)
       => inapposite, out of place -- (of an inappropriate or misapplied nature)
          Also See-> inappropriate#1

Synonyms of adv malapropos

1 sense of malapropos

Sense 1
inopportunely, malapropos -- (at an inconvenient time; "he arrived inopportunely just as we sat down for dinner"; "she answered malapropos")