Arbitrary

Arbitrary-adj
1-based solely on personal wishes, feelings, or perceptions, rather than on objective facts, reasons, or principles
2-chosen or determined at random
3-based on the decision of a particular judge or court rather than accordance with any rule or law
4-with unlimited power
5-used to describe a constant that is not assigned a specific value

Synonyms
random
chance
subjective
uninformed
illogical
capricious
logical (antonym)