chafe vs eat into

chafe is a noun but eat into is not a noun.

Word	Noun	Adjective	Verb	Adverb
chafe	Yes	No	Yes	No
eat into	No	No	Yes	No

As verbs, eat into is a hyponym of chafe; that is, eat into is a word with a more specific, narrower meaning than chafe:

chafe (noun)	eat into (noun)
anger produced by some annoying irritation
soreness and warmth caused by friction

chafe (verb)	eat into (verb)
warm by rubbing, as with the hands	gnaw into; make resentful or angry
tear or wear off the skin or make sore by abrading
cause friction
cause annoyance in; disturb, especially by minor irritations
feel extreme irritation or anger
become or make sore by or as if by rubbing