cull vs gather

cull and gather both are nouns.

Word	Noun	Adjective	Verb	Adverb
cull	Yes	No	Yes	No
gather	Yes	No	Yes	No

As verbs, gather is a hypernym of cull; that is, gather is a word with a broader meaning than cull:

Other hypernyms of cull include collect, garner, pull together.

cull (noun)	gather (noun)
the person or thing that is rejected or set aside as inferior in quality	the act of gathering something
	sewing consisting of small folds or puckers made by pulling tight a thread in a line of stitching

cull (verb)	gather (verb)
look for and gather	increase in amount by collecting or gathering
remove something that has been rejected	increase or develop
	conclude from evidence
	assemble or get together
	draw together into folds or puckers
	look for (food) in nature
	draw and bring closer
	collect in one place
	get people together