#diffidence__self-doubt__self-distrust  lack of self-confidence
  exclusion:  #confidence
  supertype:  #timidness__timidity__timorousness  fear of the unknown or unfamiliar and of making decisions
  subtype:  #hesitance__hesitancy  a feeling of diffidence about doing something
  subtype:  #unassertiveness__unassertivenes  diffidence about self promotion

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