laxation vs elimination

laxation and elimination both are nouns.

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

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

Other hypernyms of laxation include evacuation, excreting, excretion, voiding.

laxation (noun)	elimination (noun)
the act of making something less tight	the murder of a competitor
the elimination of fecal waste through the anus	the act of removing or getting rid of something
	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