call box vs cubicle

call box and cubicle both are nouns.

Word	Noun	Adjective	Verb	Adverb
call box	Yes	No	No	No
cubicle	Yes	No	No	No

As nouns, cubicle is a hypernym of call box; that is, cubicle is a word with a broader meaning than call box:

Other hypernyms of call box include booth, kiosk, stall.

call box (noun)	cubicle (noun)
booth for using a telephone	small area set off by walls for special use
a numbered compartment in a post office where mail is put to be called for	small individual study area in a library
	small room in which a monk or nun lives