uniting vs conjugation

uniting and conjugation both are nouns.

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

As nouns, uniting and conjugation are synonyms defined as:

Other synonyms of uniting include jointure, unification, union.

uniting (noun)	conjugation (noun)
the act of making or becoming a single unit	the act of pairing a male and female for reproductive purposes
the combination of two or more commercial companies	the act of making or becoming a single unit
	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