IMPENITENT
ADJECTIVES
► OBDURATE hardened in wickedness or sin; persistently impenitent; stubbornly resisting, or insensible to moral influence → c1440
► OBDURATIOUS hardened in wickedness or sin; persistently impenitent; stubbornly resisting, or insensible to moral influence → 1672 obs.
► OBDURE hardened in wickedness or sin; persistently impenitent; stubbornly resisting, or insensible to moral influence → 1608 obs.
Lexicophilia 