keep vs swallow

keep and swallow both are nouns.

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

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

keep (noun)	swallow (noun)
the main tower within the walls of a medieval castle or fortress	the act of swallowing
a cell in a jail or prison	small long-winged songbird noted for swift graceful flight and the regularity of its migrations
the financial means whereby one lives	a small amount of liquid food

keep (verb)	swallow (verb)
prevent (food) from rotting	believe or accept without questioning or challenge
prevent the action or expression of	keep from expressing
stick to correctly or closely	tolerate or accommodate oneself to
maintain by writing regular records	take back what one has said
supply with necessities and support	utter unclearly
hold and prevent from leaving	engulf and destroy
retain possession of	pass through the esophagus as part of eating or drinking
look after; be the keeper of; have charge of	enclose or envelop completely, as if by swallowing
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