unification vs jointure

unification and jointure both are nouns.

Word	Noun	Adjective	Verb	Adverb
unification	Yes	No	No	No
jointure	Yes	No	No	No

As nouns, unification and jointure are synonyms defined as:

Other synonyms of unification include conjugation, union, uniting.

unification (noun)	jointure (noun)
the act of making or becoming a single unit	the act of making or becoming a single unit
an occurrence that involves the production of a union	(law) an estate secured to a prospective wife as a marriage settlement in lieu of a dower
the state of being joined or united or linked