heraldry vs inquiry

heraldry and inquiry both are nouns.

Word	Noun	Adjective	Verb	Adverb
heraldry	Yes	No	No	No
inquiry	Yes	No	No	No

As nouns, inquiry is a hypernym of heraldry; that is, inquiry is a word with a broader meaning than heraldry:

heraldry: the study and classification of armorial bearings and the tracing of genealogies
inquiry: a search for knowledge

Other hypernyms of heraldry include enquiry, research.

heraldry (noun)	inquiry (noun)
emblem indicating the right of a person to bear arms	a systematic investigation of a matter of public interest
the study and classification of armorial bearings and the tracing of genealogies	a search for knowledge
	an instance of questioning