Knife-edge and Wrinkle

Knife-edge noun - A narrow boundary.

Wrinkle and knife-edge are semantically related. in fold topic. In some cases you can use "Wrinkle" instead a noun phrase "Knife-edge", when it comes to topics like double thickness.

Wrinkle noun - A small fold in a soft and otherwise smooth surface.

Knife-edge and wrinkle are semantically related. Sometimes you can use "Knife-edge" instead a noun "Wrinkle".

Nearby Words: wrinkled, wrinkly, wrinkling