in·ap·pro·pri·ate 
/ˌɪnəˈproʊprijət/ adjective
/ˌɪnəˈproʊprijət/ adjective [more inappropriate; most inappropriate] : not right or suited for some purpose or situation : not appropriate or suitable
▪ We won't tolerate such inappropriate behavior/conduct/language. ▪ Her informal manner seemed wholly/entirely inappropriate to/for the occasion. ▪ The movie's subject matter is inappropriate for small children (to see). = It's inappropriate for small children to see the movie. = It's inappropriate that small children should see the movie.
▪ We won't tolerate such inappropriate behavior/conduct/language. ▪ Her informal manner seemed wholly/entirely inappropriate to/for the occasion. ▪ The movie's subject matter is inappropriate for small children (to see). = It's inappropriate for small children to see the movie. = It's inappropriate that small children should see the movie.
— in·ap·pro·pri·ate·ly adverb
▪ They were dressed inappropriately for such a formal affair.
▪ They were dressed inappropriately for such a formal affair.
— in·ap·pro·pri·ate·ness noun [noncount]
▪ We were shocked by the inappropriateness of his comments.
▪ We were shocked by the inappropriateness of his comments.
