communicability (noun) infection: contamination
Sinonime: bend, circumvolution, cockle, convolution, corrugation, crease, crimp, crinkle, crumple, dog's ear, flection, flexure, furrow, gather, gathering, groove*, knife-edge, lap, lapel, layer, loop, overlap, plait, pleat, plica, plicature, ply, pucker, ridge, rimple, rivel, ruche, ruck, ruffle, rumple, shirring, smocking, tuck, turn, wrinkle
Antonime: sanitation, sterility