Found 2 items, similar to causeless.
English → English (WordNet) Definition: causeless causeless adj 1: having no justifying cause or reason; “a senseless, causeless murder”; “a causeless war that never had an aim”; “an apparently arbitrary and reasonless change” [syn: reasonless] 2: 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” [syn: fortuitous, uncaused]
English → English (gcide) Definition: Causeless Causeless \Cause"less\, a. 1. Self-originating; uncreated. [1913 Webster] 2. Without just or sufficient reason; groundless. [1913 Webster] My fears are causeless and ungrounded. --Denham. [1913 Webster] Causeless \Cause"less\, adv. Without cause or reason. [1913 Webster]