abolishment vs abolition

abolishment and abolition both are nouns.

Word	Noun	Adjective	Verb	Adverb
abolishment	Yes	No	No	No
abolition	Yes	No	No	No

As nouns, abolishment and abolition are synonyms defined as:

abolishment and abolition: the act of abolishing a system or practice or institution (especially abolishing slavery)

abolishment (noun)	abolition (noun)
the act of abolishing a system or practice or institution (especially abolishing slavery)	the act of abolishing a system or practice or institution (especially abolishing slavery)