abiogenesis vs spontaneous generation

abiogenesis and spontaneous generation both are nouns.

Word	Noun	Adjective	Verb	Adverb
abiogenesis	Yes	No	No	No
spontaneous generation	Yes	No	No	No

As nouns, abiogenesis and spontaneous generation are synonyms defined as:

abiogenesis and spontaneous generation: a hypothetical organic phenomenon by which living organisms are created from nonliving matter

Other synonyms of abiogenesis include autogenesis, autogeny.

abiogenesis (noun)	spontaneous generation (noun)
a hypothetical organic phenomenon by which living organisms are created from nonliving matter	a hypothetical organic phenomenon by which living organisms are created from nonliving matter