Adjective causeless has 2 senses
- causeless, reasonless - having no justifying cause or reason; "a senseless, causeless murder"; "a causeless war that never had an aim"; "an apparently arbitrary and reasonless change"
Antonym: motivated (indirect, via unmotivated)
- causeless, fortuitous, uncaused - having no cause or apparent cause; "a causeless miracle"; "fortuitous encounters--strange accidents of fortune"; "we cannot regard artistic invention as...uncaused and unrelated to the times"
Antonym: intended (indirect, via unintended)
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