criminal vs deplorable

criminal is a noun but deplorable is not a noun.

Word	Noun	Adjective	Verb	Adverb
criminal	Yes	Yes	No	No
deplorable	No	Yes	No	No

As adjectives, criminal and deplorable are synonyms defined as:

Other synonyms of criminal include condemnable, reprehensible, vicious.

criminal (noun)	deplorable (noun)
someone who has committed a crime or has been legally convicted of a crime

criminal (adjective)	deplorable (adjective)
guilty of crime or serious offense	bad; unfortunate
involving or being or having the nature of a crime	of very poor quality or condition
bringing or deserving severe rebuke or censure	bringing or deserving severe rebuke or censure