From Middle Dutch wachten (“to watch, guard, keep watch, wait”), from Old Dutch *wahton, derivative of Old Dutch wahta (“a watch, sentry, guard”), from Proto-Germanic *wahtwō (“guard, watch”), from Proto-Indo-European *weǵ- (“to be fresh, be cheerful, be awake”), see wacht. Cognate with Old French waiter, waitier, guatier, gaitier ("to watch, wait"; < Germanic). Related also Old High German wahtēn (“to keep watch”), Middle Low German wachten (“to keep watch, wait, lurk”). More at wait.
- Plural form of wacht