sight vs rewatch

sight and rewatch both are nouns.

Word	Noun	Adjective	Verb	Adverb
sight	Yes	No	Yes	No
rewatch	Yes	No	Yes	No

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

Other hyponyms of sight include eyeful.

sight (noun)	rewatch (noun)
the act of looking or seeing or observing	to watch a show or television one more time
the ability to see; the visual faculty
an instance of visual perception
the range of vision
a range of mental vision
a place of interest, especially to visitors
anything that is seen
(often followed by `of') a large number or amount or extent

sight (verb)	rewatch (verb)
catch sight of; to perceive with the eyes	to watch a show or television one more time
take aim by looking through the sights of a gun (or other device)