tribalization vs uniting

tribalization and uniting both are nouns.

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

As nouns, uniting is a hypernym of tribalization; that is, uniting is a word with a broader meaning than tribalization:

Other hypernyms of tribalization include conjugation, jointure, unification, union.

tribalization (noun)	uniting (noun)
the act of making tribal; unification on a tribal basis	the act of making or becoming a single unit
	the combination of two or more commercial companies