solarise vs overexpose

solarise and overexpose both are verbs.

Word	Noun	Adjective	Verb	Adverb
solarise	No	No	Yes	No
overexpose	No	No	Yes	No

As verbs, overexpose is a hypernym of solarise; that is, overexpose is a word with a broader meaning than solarise:

solarise (verb)	overexpose (verb)
expose to the rays of the sun or affect by exposure to the sun	expose excessively
overexpose to sunlight	expose to too much light
become overexposed
reverse some of the tones of (a negative or print) and introduce pronounced outlines of highlights, by exposing it briefly to light, then washing and redeveloping it