plication vs pucker

plication and pucker both are nouns.

Word	Noun	Adjective	Verb	Adverb
plication	Yes	No	No	No
pucker	Yes	No	Yes	No

As nouns, pucker is a hyponym of plication; that is, pucker is a word with a more specific, narrower meaning than plication:

Other hyponyms of plication include plait, pleat, kink, twirl, twist, ruck, accordion fold, concertina fold, z-fold, zig-zag fold.

plication (noun)	pucker (noun)
the act of folding in parallel folds	an irregular fold in an otherwise even surface (as in cloth)
an angular or rounded shape made by folding

plication (verb)	pucker (verb)
	to gather something into small wrinkles or folds
	draw together into folds or puckers
	become wrinkled or drawn together