Synonyms of knife-edge

1 Syllable
ruck, turn, pleat, ply, plait, loop, bend, crimp, fold, lap, tuck, layer
2 Syllables
flection, ridge, crease, rimple, gather, ruche, furrow, shirring, groove, lapels, ruffle, crumple, rumple, pucker, cockle, crinkle, wrinkle, smocking, lapel, rivel
3 Syllables
overlap, plication, flexure, gathering
4 Syllables
corrugation, convolution, plicature
5 Syllables
circumvolution