Synonyms for Grievousness:

• n.

  •bitterness (noun)
  • distress,
  • sarcasm,
  • venom,
  • anguish,
  • virulence,
  • harshness,
  • asperity,
  • hostility,
  • pain,
  • mordancy.
  •painfulness (noun)
  • acuteness,
  • aggravation,
  • irksomeness,
  • hurtfulness,
  • agony,
  • odiousness,
  • torment,
  • arduousness,
  • annoyingness,
  • offensiveness,
  • oppressiveness,
  • uncomfortableness,
  • torture,
  • irritation,
  • distressfulness,
  • misery,
  • cruelty,
  • woefulness,
  • unpleasantness,
  • soreness,
  • severity,
  • ache.

• Other synonyms:

  •n.
  • bitterness,
  • painfulness,
  • Acrimoniousness.

Antonyms for Grievousness:

• n.

  • bitterness
    contentment, joy, comfort, Sweetness, geniality, happiness.