Crudity

The crudity of the idea was apparent in his poorly written proposal.

The politician's speech revealed a crudity in his thinking.

The politician's crudity in speech caused outrage among the public.

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

The lack of manners displayed by the guests was considered a crudity by the host.

The politician's crudity during the debate cost him many votes.