arbitrary
adj//ˈɑɹ.bɪˌtɹɛ(ə).ɹi//godtycklig, arbiträr
(usually, of a decision) Based on individual discretion or judgment; not based on any objective distinction, perhaps even made at random.
(mathematics) Any, out of all that are possible.
Determined by impulse rather than reason; often connoting heavy-handedness.