keep vs lose

keep is a noun but lose is not a noun.

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

keep (noun)	lose (noun)
the main tower within the walls of a medieval castle or fortress
a cell in a jail or prison
the financial means whereby one lives

keep (verb)	lose (verb)
prevent (food) from rotting	be set at a disadvantage
prevent the action or expression of	withdraw, as from reality
stick to correctly or closely	fail to win
maintain by writing regular records	suffer the loss of a person through death or removal
supply with necessities and support	allow to go out of sight or mind
hold and prevent from leaving	fail to perceive or to catch with the senses or the mind
retain possession of	fail to get or obtain
look after; be the keeper of; have charge of	miss from one's possessions; lose sight of
retain rights to	fail to keep or to maintain; cease to have, either physically or in an abstract sense
maintain for use and service	fail to make money in a business; make a loss or fail to profit
have as a supply
store or keep customarily
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