Rough-hewn and Ungraded

Rough-hewn adjective - Hastily or roughly constructed.

Ungraded and rough-hewn are semantically related in prepared topic. In some cases you can use "Ungraded" instead an adjective phrase "Rough-hewn", when it comes to topics like crude, unrefined.

Ungraded adjective - Not arranged in order hierarchically.

Rough-hewn and ungraded are semantically related in prepared topic. You can use "Rough-hewn" instead an adjective "Ungraded", if it concerns topics such as crude, unrefined.