father vs mastermind

father and mastermind both are nouns.

Word	Noun	Adjective	Verb	Adverb
father	Yes	No	Yes	No
mastermind	Yes	No	Yes	No

As nouns, mastermind is a hypernym of father; that is, mastermind is a word with a broader meaning than father:

Other hypernyms of father include conceiver, originator.

father (noun)	mastermind (noun)
a male parent (also used as a term of address to your father)	someone who creates new things
the founder of a family	someone who has exceptional intellectual ability and originality
a person who holds an important or distinguished position in some organization
a person who founds or establishes some institution
the head of an organized crime family

father (verb)	mastermind (verb)
make (offspring) by reproduction	plan and direct (a complex undertaking)