gather vs collecting

gather and collecting both are nouns.

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

As nouns, collecting is a hypernym of gather; that is, collecting is a word with a broader meaning than gather:

Other hypernyms of gather include aggregation, assembling, collection.

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

gather (verb)	collecting (verb)
increase in amount by collecting or gathering
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