The story
- Middle English · inherited fromtredere
- English todaytreader
From Middle English tredere, equivalent to tread + -er. Cognate with Middle Dutch treder (“treader”), Middle Low German trēdære, trēder (“treader, bellows kicker”), Middle High German tretære, treter (“treader”) (whence German Treter (“old shoe, footballer”)).
Etymology from Wiktionary, CC BY-SA 4.0.