1) Foolish 2) Ill-advised 3) Imprudent 4) Rash 5) Without advice or counsel 6) Without counsel 1) Foolish 2) Uninformed 
• (a.) Done without due consideration; wanton; rash; inconsiderate; as, an unadvised proceeding. • (a.) Not prudent; not discreet; ill advised.
[adj] - having received no information
adjective having received no information; `a defendant unadvised of her legal rights`
without advice or counsel; uninformed: a defendant unadvised of her legal rights. · imprudent; rash; ill-advised: He purchased a business with unadvised haste.