Synonyms for Unfulfillment:

• n.

  •disappointment (noun)
  • dissatisfaction,
  • failure,
  • frustration.
  •frustration (noun)
  • resentment,
  • Nonfulfillment.

• Other synonyms:

  •
  • Noncompletion.
  •Other relevant words:
  • cold comfort,
  • disappointment,
  • dissatisfaction,
  • envy,
  • failure,
  • frustration,
  • ill humor,
  • Ill Humour,
  • neglect,
  • nonaccomplishment,
  • nonachievement,
  • nonfeasance,
  • nonperformance,
  • omission,
  • petulance,
  • resentment,
  • restlessness,
  • sourness,
  • uneasiness,
  • unhappiness,
  • Noncompletion,
  • Nonexecution,
  • Nonfulfillment,
  • unpleasure.

Antonyms for Unfulfillment:

• n.

  • disappointment
    achievement, aid, attainment, blessing, boon, boost, comfort, contentedness, delight, encouragement, euphoria, happiness, help, miracle, pleasure, relief, satisfaction, success, triumph, win, wonder.
  • frustration
    advance, assistance, cooperation, facilitation, promotion, support.