1. Having no cause or apparent cause
   "we cannot regard artistic invention as...uncaused and unrelated to the times"
   - causeless, fortuitous

See also: unintended

• indifference
• indifferent
• indifferentism
• indifferently
• indigen
• indigence
• indigene
• slanderous
• slanderously
• slang
• slang expression
• slang term
• slangily
• slanginess
• slanguage
• slangy
• slant
• slant-eye
• slanted
• slanting
• slantingly
• slantways
• slantwise
• slap
• slap on