Ungraded and Untreated

Ungraded adjective - Not arranged in order hierarchically.

Untreated and ungraded are semantically related in prepared topic. In some cases you can use "Untreated" instead an adjective "Ungraded".

Untreated adjective - Being such as found in nature and not altered by processing or refining.

Ungraded and untreated are semantically related in prepared topic. You can use "Ungraded" instead an adjective "Untreated".