ETYM Latin arbitrarius, from arbiter: cf. French arbitraire. Related to Arbiter.
Based on or subject to individual discretion or preference or sometimes impulse or caprice.
Discretionary; capricious; tyrannical.

Autarchic.

Of countries; not relying on imports; SYN. autarkical.
self-sufficient; independent

Of the nature of or relating to an autocrat; SYN. autocratic.

1. Having or using the ability to act or decide according to one's own discretion or judgment; SYN. discretional.
2. (Especially of funds) Not earmarked; available for use as needed.

ETYM Latin indocilis: cf. French indocile. Related to In- not, and Docile.
Of persons; SYN. uncontrollable, ungovernable, unruly.

ETYM Latin magisterius magisterial. Related to Master.
Of or relating to a magistrate.
In the manner of a teacher or magistrate.
Authoritative; masterlike; dictatorial.

1. Having the skill or power of a master; indicating or expressing power or mastery.
2. Inclined to play the master; domineering; imperious; arbitrary.

Ungovernable, unmanageable, disobedient, rebellious
Not submissive; disregarding restraint and ungovernable

ETYM Old Eng. weiward, for aweiward, i. e., turned away. Related to Away, and -ward.
Unpredictable; not following the usual path.

1. Of set purpose; self-determined; voluntary.
2. Governed by the will without yielding to reason; obstinate; perverse; inflexible; stubborn; refractory; --.

ETYM Greek; auto self + krateros strong: cf. French autocrate. Related to Hard.
1. An absolute sovereign; a monarch who holds and exercises the powers of government by claim of absolute right, not subject to restriction.
2. One who rules with undisputed sway in any company or relation; a despot.
3. Sole ruler; despot.