telephone booth vs kiosk

telephone booth and kiosk both are nouns.

Word	Noun	Adjective	Verb	Adverb
telephone booth	Yes	No	No	No
kiosk	Yes	No	No	No

As nouns, kiosk is a hypernym of telephone booth; that is, kiosk is a word with a broader meaning than telephone booth:

Other hypernyms of telephone booth include booth, cubicle, stall.

telephone booth (noun)	kiosk (noun)
booth for using a telephone	small area set off by walls for special use