cleave vs rive

cleave and rive both are verbs.

Word	Noun	Adjective	Verb	Adverb
cleave	No	No	Yes	No
rive	No	No	Yes	No

As verbs, cleave and rive are synonyms defined as:

cleave and rive: separate or cut with a tool, such as a sharp instrument

Other synonyms of cleave include split.

cleave (verb)	rive (verb)
separate or cut with a tool, such as a sharp instrument	tear or be torn violently
make by cutting into	separate or cut with a tool, such as a sharp instrument
come or be in close contact with; stick or hold together and resist separation