effect vs outgrowth

effect and outgrowth both are nouns.

Word	Noun	Adjective	Verb	Adverb
effect	Yes	No	Yes	No
outgrowth	Yes	No	No	No

As nouns, outgrowth is a hyponym of effect; that is, outgrowth is a word with a more specific, narrower meaning than effect:

effect (noun)	outgrowth (noun)
an outward appearance	a natural prolongation or projection from a part of an organism either animal or plant
(of a law) having legal validity	the gradual beginning or coming forth
an impression (especially one that is artificial or contrived)	a natural consequence of development
the central meaning or theme of a speech or literary work
a phenomenon that follows and is caused by some previous phenomenon
a symptom caused by an illness or a drug

effect (verb)	outgrowth (verb)
produce
act so as to bring into existence