gather vs gatherer

gather and gatherer both are nouns.

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

gather (noun)	gatherer (noun)
the act of gathering something	a person who is employed to collect payments (as for rent or taxes)
sewing consisting of small folds or puckers made by pulling tight a thread in a line of stitching	a person who gathers

gather (verb)	gatherer (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