write vs computer science

write is not a noun while computer science is a noun.

Word	Noun	Adjective	Verb	Adverb
write	No	No	Yes	No
computer science	Yes	No	No	No

write (noun)	computer science (noun)
	the branch of engineering science that studies (with the aid of computers) computable processes and structures

write (verb)	computer science (verb)
communicate or express by writing
record data on a computer
contact in writing
produce a literary work
mark or trace words or symbols on a surface
write or name the letters that comprise the conventionally accepted form of (a word or part of a word)
write music
create code, write a computer program