peripheral vision vs vision

peripheral vision and vision both are nouns.

Word	Noun	Adjective	Verb	Adverb
peripheral vision	Yes	No	No	No
vision	Yes	No	No	No

As nouns, vision is a hypernym of peripheral vision; that is, vision is a word with a broader meaning than peripheral vision:

peripheral vision: vision at the edges of the visual field using only the periphery of the retina
vision: the ability to see; the visual faculty

Other hypernyms of peripheral vision include sight, visual modality, visual sense.

peripheral vision (noun)	vision (noun)
vision at the edges of the visual field using only the periphery of the retina	the ability to see; the visual faculty
	the perceptual experience of seeing
	a vivid mental image
	the formation of a mental image of something that is not perceived as real and is not present to the senses
	a religious or mystical experience of a supernatural appearance