screen vs protective cover

screen and protective cover both are nouns.

Word	Noun	Adjective	Verb	Adverb
screen	Yes	No	Yes	No
protective cover	Yes	No	No	No

As nouns, protective cover is a hypernym of screen; that is, protective cover is a word with a broader meaning than screen:

screen: a protective covering consisting of netting; can be mounted in a frame
protective cover: a covering that is intend to protect from damage or injury

Other hypernyms of screen include protection, protective covering.

As nouns, protective cover is a hypernym of screen; that is, protective cover is a word with a broader meaning than screen:

screen: a protective covering that keeps things out or hinders sight
protective cover: a covering that is intend to protect from damage or injury

Other hypernyms of screen include protection, protective covering.

screen (noun)	protective cover (noun)
a protective covering consisting of netting; can be mounted in a frame	a covering that is intend to protect from damage or injury
a covering that serves to conceal or shelter something
a strainer for separating lumps from powdered material or grading particles
partition consisting of a decorative frame or panel that serves to divide a space
a protective covering that keeps things out or hinders sight
the display that is electronically created on the surface of the large end of a cathode-ray tube
a white or silvered surface where pictures can be projected for viewing
the personnel of the film industry

screen (verb)	protective cover (verb)
examine methodically
protect, hide, or conceal from danger or harm
prevent from entering
separate with a riddle, as grain from chaff
project onto a screen for viewing
examine in order to test suitability
test or examine for the presence of disease or infection