nugatory

adjective

1. of no real value; trifling; worthless.
2. of no force or effect; ineffective; futile; vain.
3. not valid.

adjective

1. of little value; trifling
2. not valida nugatory law

adj.“trifling, of no value,” c.1600, from Latin nugatorius “worthless, trifling, futile,” from nugator “jester, trifler, braggart,” from nugatus, past participle of nugari “to trifle, jest, play the fool,” from nugæ “jokes, jests, trifles,” of unknown origin.