Antonyms of adj inappropriate

2 senses of inappropriate

Sense 1
inappropriate (vs. appropriate) -- (not suitable for a particular occasion etc; "noise seems inappropriate at a time of sadness"; "inappropriate shoes for a walk on the beach"; "put inappropriate pressure on them")

appropriate (vs. inappropriate) -- (suitable for a particular person or place or condition etc; "a book not appropriate for children"; "a funeral conducted the appropriate solemnity"; "it seems that an apology is appropriate")
        => befitting -- (appropriate to; "behavior befitting a father")
        => grade-appropriate -- (the quality of ability and work that is appropriate for students in a specified grade)
        => pat -- (exactly suited to the occasion; "a pat reply")
        => proper, right -- (appropriate for a condition or purpose or occasion or a person's character, needs; "everything in its proper place"; "the right man for the job"; "she is not suitable for the position")

Sense 2
inappropriate, incompatible, out or keeping (predicate), unfitting -- (not in keeping with what is correct or proper; "completely inappropriate behavior")

INDIRECT (VIA incongruous) -> congruous, congruent -- (corresponding in character or kind)

Similarity of adj inappropriate

2 senses of inappropriate

Sense 1
inappropriate (vs. appropriate) -- (not suitable for a particular occasion etc; "noise seems inappropriate at a time of sadness"; "inappropriate shoes for a walk on the beach"; "put inappropriate pressure on them")
       => unbefitting -- (not befitting; "behavior unbefitting a father")
       => improper, wrong -- (not appropriate for a purpose or occasion; "said all the wrong things")
          Also See-> improper#1; malapropos#1

Sense 2
inappropriate, incompatible, out or keeping (predicate), unfitting -- (not in keeping with what is correct or proper; "completely inappropriate behavior")
       => incongruous (vs. congruous) -- (lacking in harmony or compatibility or appropriateness; "a plan incongruous with reason"; "incongruous behavior"; "a joke that was incongruous with polite conversation")