mend vs repair

mend and repair both are nouns.

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

As nouns, mend and repair are synonyms defined as:

Other synonyms of mend include fix, fixing, fixture, mending, reparation.

As verbs, mend and repair are synonyms defined as:

mend and repair: restore by replacing a part or putting together what is torn or broken

Other synonyms of mend include bushel, doctor, fix, furbish up, restore, touch on.

mend (noun)	repair (noun)
the act of putting something in working order again	the act of putting something in working order again
sewing that repairs a worn or torn hole (especially in a garment)	a frequently visited place
	a formal way of referring to the condition of something

mend (verb)	repair (verb)
restore by replacing a part or putting together what is torn or broken	give new life or energy to
heal or recover	restore by replacing a part or putting together what is torn or broken
	set straight or right
	move, travel, or proceed toward some place
	make amends for; pay compensation for