a fold of definite, even width made by doubling cloth or the like upon itself and pressing or stitching it in place.

to fold or arrange in pleats.

noun

crease , crimp , crinkle , crumple , plica , plication , pucker , rimple , ruck , rumple , wrinkle , flounce , flute , fold , gather , kilt , plait , ruche , ruffle , tuck

verb

crease , double , ply , ruck , goffer , plicate

adjective

pleated , plicate