conjugation vs jointure

conjugation and jointure both are nouns.

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

As nouns, conjugation and jointure are synonyms defined as:

Other synonyms of conjugation include unification, union, uniting.

conjugation (noun)	jointure (noun)
the act of pairing a male and female for reproductive purposes	the act of making or becoming a single unit
the act of making or becoming a single unit	(law) an estate secured to a prospective wife as a marriage settlement in lieu of a dower
a class of verbs having the same inflectional forms
the complete set of inflected forms of a verb
the inflection of verbs
the state of being joined together