coast vs vista

coast and vista both are nouns.

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

As nouns, vista is a hypernym of coast; that is, vista is a word with a broader meaning than coast:

Other hypernyms of coast include aspect, panorama, prospect, scene, view.

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

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