1) Careless 2) Foolish 3) Ill-judged 4) Imprudent 5) Indiscreet 6) Mistaken 7) Unwise 1) Imprudent 2) Not judicious 3) Showing lack of judgment 4) Unwise 
• (a.) Not according to sound judgment or discretion; unwise; as, an injudicious measure. • (a.) Not judicious; wanting in sound judgment; undiscerning; indiscreet; unwise; as, an injudicious adviser.
1. Not judicious; wanting in sound judgment; undiscerning; indiscreet; unwise; as, an injudicious adviser. 'An injudicious biographer who undertook to be his editor and the protector of his memory.' (A. Murphy) ... 2. Not according to sound judgment or discretion; unwise; as, an injudicious measure. ... Synonym: Indiscreet, inconsiderate, undiscern...
In`ju·di'cious adjective [ Prefix in- not + judicious ; confer French injudicieux .] 1. Not judicious; wanting in sound judgment; undiscerning; indiscreet; unwise; as, an injudicious adviser. « An injudicious biographer who undertook to be his editor...
[adj] - lacking or showing lack of judgment or discretion
adjective lacking or showing lack of judgment or discretion; unwise; `an injudicious measure`; `the result of an injudicious decision`
not judicious; showing lack of judgment; unwise; imprudent; indiscreet: an injudicious decision.