chafe vs fret

chafe and fret both are nouns.

Word	Noun	Adjective	Verb	Adverb
chafe	Yes	No	Yes	No
fret	Yes	No	Yes	No

As verbs, chafe and fret are synonyms defined as:

Other synonyms of chafe include fray, rub, scratch.

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

As verbs, chafe and fret are synonyms defined as:

Other synonyms of chafe include gall.

chafe (noun)	fret (noun)
anger produced by some annoying irritation	a small bar of metal across the fingerboard of a musical instrument; when the string is stopped by a finger at the metal bar it will produce a note of the desired pitch
soreness and warmth caused by friction	an ornamental pattern consisting of repeated vertical and horizontal lines (often in relief)
	a spot that has been worn away by abrasion or erosion
	agitation resulting from active worry

chafe (verb)	fret (verb)
warm by rubbing, as with the hands	wear away or erode
tear or wear off the skin or make sore by abrading	remove soil or rock
cause friction	cause friction
cause annoyance in; disturb, especially by minor irritations	be too tight; rub or press
feel extreme irritation or anger	decorate with an interlaced design
become or make sore by or as if by rubbing	carve a pattern into
	be agitated or irritated
	cause annoyance in
	gnaw into; make resentful or angry
	worry unnecessarily or excessively
	become or make sore by or as if by rubbing
	provide (a musical instrument) with frets