swim vs crawl

swim and crawl both are nouns.

Word	Noun	Adjective	Verb	Adverb
swim	Yes	No	Yes	No
crawl	Yes	No	Yes	No

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

Other hyponyms of swim include bathe, school, break water, fin, fin, paddle, breaststroke, backstroke, dive.

swim (noun)	crawl (noun)
the act of swimming	a slow mode of locomotion on hands and knees or dragging the body
	a swimming stroke; arms are moved alternately overhead accompanied by a flutter kick
	a very slow movement

swim (verb)	crawl (verb)
travel through water	move slowly; in the case of people or animals with the body near the ground
be afloat either on or below a liquid surface and not sink to the bottom	swim by doing the crawl
move as if gliding through water	show submission or fear
be covered with or submerged in a liquid	be full of
be dizzy or giddy	feel as if crawling with insects