Are yams and sweet potatoes the same?
Old English wræstan "to twist, wrench," from Proto-Germanic *wraistijanan (cf. Old Norse reista "to bend, twist"), derivative of *wrig-, *wreik- "to turn" (see wry). Meaning "to pull, detach" (something) is recorded from c.1300. Meaning "to take by force" (in reference to power, authority, etc.) is attested from early 15c. Related: Wrested; wresting.