blowhard vs line-shooter

blowhard and line-shooter both are nouns.

Word	Noun	Adjective	Verb	Adverb
blowhard	Yes	No	No	No
line-shooter	Yes	No	No	No

As nouns, blowhard and line-shooter are synonyms defined as:

Other synonyms of blowhard include boaster, braggart, bragger, vaunter.

blowhard (noun)	line-shooter (noun)
a very boastful and talkative person	a very boastful and talkative person