Crudity

The speech was full of crudity, which made the audience uncomfortable.

The lack of refinement in his behavior indicated a certain crudity.

The crudity of the model airplane's design made it difficult to fly.

His crudity in using derogatory terms made everyone uncomfortable.

The speaker's crudity in public speaking was evident in his nervousness.

She was surprised by the crudity of his language during their conversation.