rite vs ritual

rite and ritual both are nouns.

Word	Noun	Adjective	Verb	Adverb
rite	Yes	No	No	No
ritual	Yes	Yes	No	No

As nouns, rite and ritual are synonyms defined as:

rite (noun)	ritual (noun)
any customary observance or practice	any customary observance or practice
an established ceremony prescribed by a religion	the prescribed procedure for conducting religious ceremonies
	stereotyped behavior

rite (adjective)	ritual (adjective)
	of or relating to or employed in social rites or rituals
	of or relating to or characteristic of religious rituals