keyboard vs electronic computer

keyboard and electronic computer both are nouns.

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

keyboard (noun)	electronic computer (noun)
holder consisting of an arrangement of hooks on which keys or locks can be hung	a machine for performing calculations automatically
device consisting of a set of keys on a piano or organ or typewriter or typesetting machine or computer or the like