see vs realise

see is a noun but realise is not a noun.

Word	Noun	Adjective	Verb	Adverb
see	Yes	No	Yes	No
realise	No	No	Yes	No

As verbs, see and realise are synonyms defined as:

Other synonyms of see include realize, understand.

see (noun)	realise (noun)
the seat within a bishop's diocese where his cathedral is located

see (verb)	realise (verb)
deem to be	perceive (an idea or situation) mentally
perceive (an idea or situation) mentally	be fully aware or cognizant of
get to know or become aware of, usually accidentally	make real or concrete; give reality or substance to
be careful or certain to do something; make certain of something	expand or complete (a part in a piece of baroque music) by supplying the harmonies indicated in the figured bass
deliberate or decide	convert into cash; of goods and property
make sense of; assign a meaning to	earn on some commercial or business transaction; earn as salary or wages
find out, learn, or determine with certainty, usually by making an inquiry or other effort
match or meet
receive as a specified guest
imagine; conceive of; see in one's mind
come together
conduct someone someplace
perceive by sight or have the power to perceive by sight
perceive or be contemporaneous with
see or watch
see and understand, have a good eye
observe as if with an eye
undergo or live through a difficult experience
observe, check out, and look over carefully or inspect
date regularly; have a steady relationship with
go to see a place, as for entertainment
go to see for professional or business reasons
go to see for a social visit
take charge of or deal with