lowbred vs ill-bred

lowbred and ill-bred both are adjectives.

Word	Noun	Adjective	Verb	Adverb
lowbred	No	Yes	No	No
ill-bred	No	Yes	No	No

As adjectives, lowbred and ill-bred are synonyms defined as:

Other synonyms of lowbred include bounderish, rude, underbred, yokelish.

lowbred (adjective)	ill-bred (adjective)
(of persons) lacking in refinement or grace	(of persons) lacking in refinement or grace