wrinkle

corrugation, layer, loop, plait, pleat, ply, pucker, seam, tuck

crow's-foot

contraption, device, gadget, gizmo (also gismo), novelty

design, product, work

dream, fantasy (also phantasy), picture, vision

conception, imagining, origination

collapse, crumple, double, fold

corrugate, crease, crimp, fold, pleat, pucker, ruck

crisp, ripple, ruffle

contract, furrow, knit

mess (up), muss (up)