Rudimentary and Unhewn

Rudimentary adjective - Belonging to or characteristic of an early level of skill or development.

Unhewn and rudimentary are semantically related In some cases you can use "Unhewn" instead an adjective "Rudimentary".

Nearby Word: rudiment

Unhewn adjective - (of stone especially) not given a finished form by or as if by hewing.

Rudimentary and unhewn are semantically related in crude topic. You can use "Rudimentary" instead an adjective "Unhewn", if it concerns topics such as rough, basic.