Crudity

The crudity of the construction left the building unsafe.

The crudity of the software was evident in its numerous glitches.

The software's user interface had a certain crudity that made it difficult to use.

The construction workers showed a certain crudity in their building techniques.

The engineer's plan was rejected due to the crudity of its design.

The builder was frustrated by the crudity of the tools he had to work with.