repair vs fix

repair and fix both are nouns.

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

As nouns, repair and fix are synonyms defined as:

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

As verbs, repair and fix are synonyms defined as:

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

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

repair (noun)	fix (noun)
the act of putting something in working order again	the act of putting something in working order again
a frequently visited place	an exemption granted after influence (e.g., money) is brought to bear
a formal way of referring to the condition of something	a determination of the place where something is
	something craved, especially an intravenous injection of a narcotic drug
	informal terms for a difficult situation

repair (verb)	fix (verb)
give new life or energy to	make infertile
restore by replacing a part or putting together what is torn or broken	make fixed, stable or stationary
set straight or right	restore by replacing a part or putting together what is torn or broken
move, travel, or proceed toward some place	kill, preserve, and harden (tissue) in order to prepare for microscopic study
make amends for; pay compensation for	make ready or suitable or equip in advance for a particular purpose or for some use, event, etc
	decide upon or fix definitely
	take vengeance on or get even
	cause to be firmly attached
	put (something somewhere) firmly
	prepare for eating by applying heat
	set or place definitely
	to be about to do something
	influence an event or its outcome by illegal means