vista vs coast

vista and coast both are nouns.

Word	Noun	Adjective	Verb	Adverb
vista	Yes	No	No	No
coast	Yes	No	Yes	No

As nouns, coast is a hyponym of vista; that is, coast is a word with a more specific, narrower meaning than vista:

Other hyponyms of vista include background, ground, exposure, foreground, glimpse, middle distance, side view, tableau.

vista (noun)	coast (noun)
the visual percept of a region	the act of moving smoothly along a surface while remaining in contact with it
	the area within view
	the shore of a sea or ocean
	a slope down which sleds may coast

vista (verb)	coast (verb)
	move effortlessly; by force of gravity