U

impudently

adjective

of, relating to, or characterized by impertinence or effrontery: The student was kept late for impudent behavior.
Obsolete. shameless or brazenly immodest.

adjective

mischievous, impertinent, or disrespectful
an obsolete word for immodest

adj.

late 14c., from Latin impudentem (nominative impudens) “without shame, shameless,” from assimilated form of in- “not, opposite of” (see in- (1)) + pudens “ashamed, modest,” present participle of pudere “to cause shame” (see pudendum). Related: Impudently.