triumphant vs prideful

triumphant and prideful both are adjectives.

Word	Noun	Adjective	Verb	Adverb
triumphant	No	Yes	No	No
prideful	No	Yes	No	No

As adjectives, triumphant and prideful are synonyms defined as:

triumphant and prideful: joyful and proud especially because of triumph or success

Other synonyms of triumphant include exultant, exulting, jubilant, rejoicing, triumphal.

triumphant (adjective)	prideful (adjective)
joyful and proud especially because of triumph or success	joyful and proud especially because of triumph or success
experiencing triumph	having or showing arrogant superiority to and disdain of those one views as unworthy