कठोर — implacable (Adjective)
अप्रशम्य — implacable (Adjective)
implacable — viz'kE;]dBksj
Implacable — Not placable; not to be appeased; incapable of being pacified; inexorable; as, an implacable prince.
Implacable — Incapable of ebign relieved or assuaged; inextinguishable.
These Also :