blighter vs gent

blighter and gent both are nouns.

Word	Noun	Adjective	Verb	Adverb
blighter	Yes	No	No	No
gent	Yes	No	No	No

As nouns, blighter and gent are synonyms defined as:

Other synonyms of blighter include bloke, chap, cuss, fella, feller, fellow, lad.

blighter (noun)	gent (noun)
a persistently annoying person	informal abbreviation of `gentleman'
a boy or man	a boy or man