swallow vs brook

swallow and brook both are nouns.

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

As verbs, brook is a hypernym of swallow; that is, brook is a word with a broader meaning than swallow:

Other hypernyms of swallow include abide, bear, digest, endure, put up, stand, stick out, stomach, suffer, support, tolerate.

swallow (noun)	brook (noun)
the act of swallowing	a natural stream of water smaller than a river (and often a tributary of a river)
small long-winged songbird noted for swift graceful flight and the regularity of its migrations
a small amount of liquid food

swallow (verb)	brook (verb)
believe or accept without questioning or challenge	put up with something or somebody unpleasant
keep from expressing
tolerate or accommodate oneself to
take back what one has said
utter unclearly
engulf and destroy
pass through the esophagus as part of eating or drinking
enclose or envelop completely, as if by swallowing