heir presumptive vs heir

heir presumptive and heir both are nouns.

Word	Noun	Adjective	Verb	Adverb
heir presumptive	Yes	No	No	No
heir	Yes	No	No	No

As nouns, heir is a hypernym of heir presumptive; that is, heir is a word with a broader meaning than heir presumptive:

heir presumptive: a person who expects to inherit but whose right can be defeated by the birth of a nearer relative
heir: a person who is entitled by law or by the terms of a will to inherit the estate of another

Other hypernyms of heir presumptive include heritor, inheritor.

heir presumptive (noun)	heir (noun)
a person who expects to inherit but whose right can be defeated by the birth of a nearer relative	a person who is entitled by law or by the terms of a will to inherit the estate of another
	a person who inherits some title or office