WordofþreytanMeaningthe extreme fatiguePart of speechnounPronunciationCourseIcelandicLessonPrefix for excess (of-)Usages of ofþreytanOfneyslan á kaffi getur skapað ofþreytu.Overconsumption of coffee can cause extreme fatigue.Ofnotkunin á tölvunni leiðir til ofþreytu.