peripheral vs electronic computer

peripheral and electronic computer both are nouns.

Word	Noun	Adjective	Verb	Adverb
peripheral	Yes	Yes	No	No
electronic computer	Yes	No	No	No

peripheral (noun)	electronic computer (noun)
electronic equipment external to the circuit board that contains the CPU of a computer	a machine for performing calculations automatically

peripheral (adjective)	electronic computer (adjective)
on or near an edge or constituting an outer boundary; the outer area
related to the key issue but not of central importance