inappropriate
adjectiveUK /ˌɪnəˈprəʊpriət/
US /ˌɪnəˈproʊpriət/
Not right or proper for a certain time or place.
Wearing pajamas to a wedding is inappropriate.
OTHER MEANINGS
2. Not suitable for a particular purpose or occasion.
That movie is inappropriate for young children.
3. Not proper or acceptable in social situations.
He made an inappropriate joke at dinner.
4. Not belonging to or connected with the matter at hand.
The lawyer objected to the inappropriate question.
5. Beyond what is reasonable or expected.
Her reaction was completely inappropriate for such a small mistake.