indelicate
adjective
offensive to a sense of generally accepted propriety, modesty, or decency; improper, unrefined, or coarse.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
He scarcely resented what had seemed to him a silly indelicateness for he knew that the adventure in his mind stood in no danger from these words: and his face mirrored his rival's false smile.
From A Portrait of the Artist as a Young Man by James Joyce