keep vs put in

keep is a noun but put in is not a noun.

Word	Noun	Adjective	Verb	Adverb
keep	Yes	No	Yes	No
put in	No	No	Yes	No

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

keep (noun)	put in (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)	put in (verb)
prevent (food) from rotting	place, fit, or thrust (something) into another thing
prevent the action or expression of	break into a conversation
stick to correctly or closely	to insert between other elements
maintain by writing regular records	make an application as for a job or funding
supply with necessities and support	set up for use
hold and prevent from leaving	keep or lay aside for future use
retain possession of
look after; be the keeper of; have charge of
retain rights to
maintain for use and service
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