implacable in Russian
implacable in Russian
закля́тый
Not able to be placated or appeased.
непримири́мый
Not able to be placated or appeased.
неумоли́мый
Not able to be placated or appeased.
неумолимый
Impossible to prevent or stop; inexorable, unrelenting, unstoppable.
непрекло́нный
Adamant; immovable.
несдвига́емый
Adamant; immovable.