fix vs keep

fix and keep both are nouns.

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

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

fix (noun)	keep (noun)
the act of putting something in working order again	the main tower within the walls of a medieval castle or fortress
an exemption granted after influence (e.g., money) is brought to bear	a cell in a jail or prison
a determination of the place where something is	the financial means whereby one lives
something craved, especially an intravenous injection of a narcotic drug
informal terms for a difficult situation

fix (verb)	keep (verb)
make infertile	prevent (food) from rotting
make fixed, stable or stationary	prevent the action or expression of
restore by replacing a part or putting together what is torn or broken	stick to correctly or closely
kill, preserve, and harden (tissue) in order to prepare for microscopic study	maintain by writing regular records
make ready or suitable or equip in advance for a particular purpose or for some use, event, etc	supply with necessities and support
decide upon or fix definitely	hold and prevent from leaving
take vengeance on or get even	retain possession of
cause to be firmly attached	look after; be the keeper of; have charge of
put (something somewhere) firmly	retain rights to
prepare for eating by applying heat	maintain for use and service
set or place definitely	have as a supply
to be about to do something	store or keep customarily
influence an event or its outcome by illegal means	stop (someone or something) from doing something or being in a certain state
	allow to remain in a place or position or maintain a property or feature
	conform one's action or practice to
	behave as expected during of holidays or rites
	cause to continue in a certain state, position, or activity
	supply with room and board
	maintain in safety from injury, harm, or danger
	fail to spoil or rot
	continue a certain state, condition, or activity
	to rear