breach vs rift

breach and rift both are nouns.

Word	Noun	Adjective	Verb	Adverb
breach	Yes	No	Yes	No
rift	Yes	No	No	No

As nouns, breach and rift are synonyms defined as:

breach and rift: a personal or social separation (as between opposing factions)

Other synonyms of breach include break, falling out, rupture, severance.

breach (noun)	rift (noun)
a failure to perform some promised act or obligation	a personal or social separation (as between opposing factions)
a personal or social separation (as between opposing factions)	a narrow fissure in rock
an opening (especially a gap in a dike or fortification)	a gap between cloud masses

breach (verb)	rift (verb)
make an opening or gap in
act in disregard of laws, rules, contracts, or promises