minicab vs cab

minicab and cab both are nouns.

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

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

minicab: a minicar used as a taxicab
cab: 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 hack, taxi, taxicab, minicar.

minicab (noun)	cab (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
	small two-wheeled horse-drawn carriage; with two seats and a folding hood
	a compartment at the front of a motor vehicle or locomotive where driver sits

minicab (verb)	cab (verb)
	ride in a taxicab