gather vs scavenge

gather is a noun but scavenge is not a noun.

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

As verbs, scavenge is a hyponym of gather; that is, scavenge is a word with a more specific, narrower meaning than gather:

gather (noun)	scavenge (noun)
the act of gathering something
sewing consisting of small folds or puckers made by pulling tight a thread in a line of stitching

gather (verb)	scavenge (verb)
increase in amount by collecting or gathering	remove unwanted substances from
increase or develop	feed on carrion or refuse
conclude from evidence	clean refuse from
assemble or get together	collect discarded material
draw together into folds or puckers
look for (food) in nature
draw and bring closer
collect in one place
get people together