mend vs reheel

mend is a noun but reheel is not a noun.

Word	Noun	Adjective	Verb	Adverb
mend	Yes	No	Yes	No
reheel	No	No	Yes	No

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

mend: restore by replacing a part or putting together what is torn or broken
reheel: put a new heel on

mend (noun)	reheel (noun)
the act of putting something in working order again
sewing that repairs a worn or torn hole (especially in a garment)

mend (verb)	reheel (verb)
restore by replacing a part or putting together what is torn or broken	put a new heel on
heal or recover