Synonyms and related words :
abandon, autonomousness, autonomy, ease, extemporaneousness, free will, gratuitousness, indeliberation, independence, involuntariness, naturalness, offhandedness, self-action, self-activity, self-determination, snap decision, snap judgment, snapshot, spontaneousness, uncalculatedness, undeliberateness, unforcedness, unpremeditation, unrestraint, voluntariness, voluntarism, voluntaryism, volunteer, volunteering