Crudity

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

His crudity manners were evident from the way he spoke to the waiter at the restaurant.

His crudity at the party offended many guests.

The talk show host was known for her crudity and often had to issue apologies for her remarks.

The hand-drawn map had a certain crudity charm, with wobbly lines and uneven lettering.