dropline vs headline

dropline and headline both are nouns.

Word	Noun	Adjective	Verb	Adverb
dropline	Yes	No	No	No
headline	Yes	No	Yes	No

As nouns, headline is a hypernym of dropline; that is, headline is a word with a broader meaning than dropline:

dropline: a headline with the top line flush left and succeeding lines indented to the right
headline: the heading or caption of a newspaper article

Other hypernyms of dropline include newspaper headline.

dropline (noun)	headline (noun)
a headline with the top line flush left and succeeding lines indented to the right	the heading or caption of a newspaper article

dropline (verb)	headline (verb)
	publicize widely or highly, as if with a headline
	provide (a newspaper page or a story) with a headline