vista vs foreground

vista and foreground both are nouns.

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

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

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

vista (noun)	foreground (noun)
the visual percept of a region	(computer science) a window for an active application
	the part of a scene that is near the viewer

vista (verb)	foreground (verb)
	move into the foreground to make more visible or prominent