simplification vs elimination

simplification and elimination both are nouns.

Word	Noun	Adjective	Verb	Adverb
simplification	Yes	No	No	No
elimination	Yes	No	No	No

As nouns, elimination is a hypernym of simplification; that is, elimination is a word with a broader meaning than simplification:

Other hypernyms of simplification include riddance.

simplification (noun)	elimination (noun)
elimination of superfluous details	the murder of a competitor
the act of reducing complexity	the act of removing or getting rid of something
an explanation that omits superfluous details and reduces complexity	the act of removing an unknown mathematical quantity by combining equations
	analysis of a problem into alternative possibilities followed by the systematic rejection of unacceptable alternatives
	the bodily process of discharging waste matter