Not having or demonstrating qualities considered proper or appropriate; degenerate, debased. Obsolete.

Destitute of good quality, evil, abandoned. (Sometimes apparently confounded with dissolute.) Obsolete.

Loose or lax in respect of conduct, morals, or virtue; unchaste, wanton, profligate.

Devoid of moral goodness; immoral, depraved.

(un-, prefix1 affix 1.)

Unrestrained in behaviour or deportment; not subject to proper restraint; loose, wanton. (In quot. 1620, Wasteful, lavish.) Obsolete (except as…

Thrown away, cast off, rejected; reprobate; ‘useless, of no value’ (Johnson).

Degenerate, debased, corrupt. Obsolete.

Degenerate; renegade. Obsolete. rare.

Debauched, abandoned, wicked.

Given to or characterized by licentiousness; debauched.

Lost, abandoned, involved in ruin or perdition.

= profligate, adj. 2.

Chiefly attributive (without to). Uninhibited, unconstrained; devoted to an influence, passion, etc., esp. one which is evil or immoral; profligate.