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"特定の出来事などにふさわしくない場違い
例:noise seems inappropriate at a time of sadness 悲しみのときには騒音は不適当である
not in keeping with what is correct or proper; "completely inappropriate behavior"正しいか妥当であることに合わせてでない不適当