stagger head vs drop line

stagger head and drop line both are nouns.

Word	Noun	Adjective	Verb	Adverb
stagger head	Yes	No	No	No
drop line	Yes	No	No	No

As nouns, stagger head and drop line are synonyms defined as:

stagger head and drop line: a headline with the top line flush left and succeeding lines indented to the right

Other synonyms of stagger head include dropline, staggered head, stephead, stepped line.

stagger head (noun)	drop line (noun)
a headline with the top line flush left and succeeding lines indented to the right	a headline with the top line flush left and succeeding lines indented to the right