Crudity

His speech was full of crudity and lacked refinement.

The writer's crudity in his choice of words made the text difficult to read.

His handwriting was illegible and showed crudity.

The novice writer's work was criticized for its crudity of style.

His clothes were of such crudity that he was mistaken for a homeless person.

The writer's crudity was evident in the cliched phrases and lack of originality in their work.