dictionary entry vs headword

dictionary entry and headword both are nouns.

Word	Noun	Adjective	Verb	Adverb
dictionary entry	Yes	No	No	No
headword	Yes	No	No	No

dictionary entry (noun)	headword (noun)
the entry in a dictionary of information about a word	a word placed at the beginning of a line or paragraph (as in a dictionary entry)
	a content word that can be qualified by a modifier