careless Synonyms

regardless incautious unthinking negligent heedless inconsiderate thoughtless forgetful inattentive remiss daredevil unwise unweary unalert unwary lox untidy unthrifty wilding unstudied unsensible vagarious wasteful offhanded throwaway absentminded hurriedness undiplomatic unobservant unsystematic inadvertently wrong kamikaze ill-advised unresponsible unready tactless supine spendthrift solecistic slovenly slovenliness sloppy slipslop slipshod slapdash slack shortsighted temerarious thankless