untroddenпричастие прошедшего времени Used as the past participle of the verb "untread", functioning adjectivally.
Определения
Past participle of the verb "untread". He had long since untrodden the path back to safety.
untreadпричастие прошедшего времени Used attributively to describe something that has not been walked on, e.g. "untrodden snow".
Определения
Not walked on; pristine, untraveled. The climbers reached a field of untrodden snow near the summit.