Acting or happening without apparent forethought, prompting, or planning

• unpremeditated

  1. Not planned or thought out in advance:

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  1. Not planned or thought out in advance:

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• spontaneous

  1. Happening or arising without apparent external cause; self-generated:
  2. Arising from a natural inclination or impulse and not from forethought or prompting:
  3. Unconstrained and unstudied in manner or behavior:

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  1. Happening or arising without apparent external cause; self-generated:
  2. Arising from a natural inclination or impulse and not from forethought or prompting:
  3. Unconstrained and unstudied in manner or behavior:

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• reflex

  1. Being an involuntary action or response, such as a sneeze, blink, or hiccup.
  2. Produced as an automatic response or reaction:
  3. Bent, turned, or thrown back; reflected.

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  1. Being an involuntary action or response, such as a sneeze, blink, or hiccup.
  2. Produced as an automatic response or reaction:
  3. Bent, turned, or thrown back; reflected.

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• instinctive

  1. Of, relating to, or prompted by instinct:
  2. Arising from impulse or natural inclination; done without thought or conscious effort; spontaneous:
  3. Being such by natural inclination rather than conscious effort or study:

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  1. Of, relating to, or prompted by instinct:
  2. Arising from impulse or natural inclination; done without thought or conscious effort; spontaneous:
  3. Being such by natural inclination rather than conscious effort or study:

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• impulsive

  1. Inclined to act on impulse rather than thought.
  2. Motivated by or resulting from impulse:
  3. Having force or power to impel or incite; forceful.

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  1. Inclined to act on impulse rather than thought.
  2. Motivated by or resulting from impulse:
  3. Having force or power to impel or incite; forceful.

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• automatic

  1. Acting or operating in a manner essentially independent of external influence or control:
  2. Self-regulating:
  3. Acting or done without volition or conscious control; involuntary:

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  1. Acting or operating in a manner essentially independent of external influence or control:
  2. Self-regulating:
  3. Acting or done without volition or conscious control; involuntary:

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