cavalcade vs procession

cavalcade and procession both are nouns.

Word	Noun	Adjective	Verb	Adverb
cavalcade	Yes	No	No	No
procession	Yes	No	No	No

As nouns, procession is a hypernym of cavalcade; that is, procession is a word with a broader meaning than cavalcade:

cavalcade: a procession of people traveling on horseback
procession: the group action of a collection of people or animals or vehicles moving ahead in more or less regular formation

cavalcade (noun)	procession (noun)
a procession of people traveling on horseback	the group action of a collection of people or animals or vehicles moving ahead in more or less regular formation
	the act of moving forward (as toward a goal)
	(theology) the origination of the Holy Spirit at Pentecost