guarantee vs guarantor

guarantee and guarantor both are nouns.

Word	Noun	Adjective	Verb	Adverb
guarantee	Yes	No	Yes	No
guarantor	Yes	No	No	No

guarantee (noun)	guarantor (noun)
a written assurance that some product or service will be provided or will meet certain specifications	one who provides a warrant or guarantee to another
an unconditional commitment that something will happen or that something is true
a collateral agreement to answer for the debt of another in case that person defaults

guarantee (verb)	guarantor (verb)
give surety or assume responsibility
promise to do or accomplish
stand behind and guarantee the quality, accuracy, or condition of
make certain of