wrinkle vs crow's foot

wrinkle and crow's foot both are nouns.

Word	Noun	Adjective	Verb	Adverb
wrinkle	Yes	No	Yes	No
crow's foot	Yes	No	No	No

As nouns, crow's foot is a hyponym of wrinkle; that is, crow's foot is a word with a more specific, narrower meaning than wrinkle:

wrinkle (noun)	crow's foot (noun)
a clever method of doing something (especially something new and different)	large tree of Australasia
a minor difficulty	a wrinkle in the skin at the outer corner of your eyes
a slight depression or fold in the smoothness of a surface

wrinkle (verb)	crow's foot (verb)
become wrinkled or crumpled or creased
make wrinkles or creases on a smooth surface; make a pressed, folded or wrinkled line in; `crisp' is archaic
gather or contract into wrinkles or folds; pucker
make wrinkled or creased