minicab vs taxicab

minicab and taxicab both are nouns.

Word	Noun	Adjective	Verb	Adverb
minicab	Yes	No	No	No
taxicab	Yes	No	No	No

As nouns, taxicab is a hypernym of minicab; that is, taxicab is a word with a broader meaning than minicab:

minicab: a minicar used as a taxicab
taxicab: a car driven by a person whose job is to take passengers where they want to go in exchange for money

Other hypernyms of minicab include cab, hack, taxi, minicar.

minicab (noun)	taxicab (noun)
a minicar used as a taxicab	a car driven by a person whose job is to take passengers where they want to go in exchange for money