refuse vs freeze off

refuse is a noun but freeze off is not a noun.

Word	Noun	Adjective	Verb	Adverb
refuse	Yes	No	Yes	No
freeze off	No	No	Yes	No

As verbs, freeze off is a hyponym of refuse; that is, freeze off is a word with a more specific, narrower meaning than refuse:

Other hyponyms of refuse include disdain, pooh-pooh, reject, scorn, spurn, turn down, contract out, regret, repudiate, disobey.

refuse (noun)	freeze off (noun)
food that is discarded (as from a kitchen)

refuse (verb)	freeze off (verb)
show unwillingness towards	reject with contempt
not accept as true
refuse to let have
refuse entrance or membership
elude, especially in a baffling way
resist immunologically the introduction of some foreign tissue or organ