WordNet sense 1 (marked by repeated turns and bends):

tortuous, twisty, voluminous, twisting

WordNet sense 2 (having or marked by bends or angles; not straight or aligned):

crooked, crooked

WordNet sense 3 (of a path e.g.):

rambling, meandering, wandering

WordNet sense 4 (not direct in spatial dimension; not leading by a straight line or course to a destination):

indirect

WordNet sense 5 (the act of winding or twisting):

twist, wind, wind