off-key

adjective
1
not in tune
ناکوک, خارج از کوک, ناموزون
2
not suitable or correct in a particular situation
نابجا, نامناسب, ناهمخوان, نسنجیده
Some of his remarks were very off-key.
synonym inappropriate
adverb
1
not in tune
ناکوک, خارج از کوک, ناموزون