improvident vs ill-judged

improvident and ill-judged both are adjectives.

Word	Noun	Adjective	Verb	Adverb
improvident	No	Yes	No	No
ill-judged	No	Yes	No	No

As adjectives, improvident and ill-judged are synonyms defined as:

Other synonyms of improvident include ill-considered, shortsighted.

improvident (adjective)	ill-judged (adjective)
not provident; not providing for the future	not given careful consideration
not given careful consideration