Synonyms for Nonrealistic:

• adj.

  •starry-eyed (adjective)
  • improbable,
  • optimistic,
  • half-baked,
  • Hoping,
  • on cloud nine,
  • impossible,
  • romantic,
  • silly,
  • dreaming.
  •unrealistic (adjective)
  • impractical,
  • nonsensical,
  • gone,
  • unreal,
  • unworkable,
  • impracticable,
  • quixotic,
  • theoretical,
  • floating.

• Other synonyms:

  •adj.
  • blue sky,
  • starry-eyed,
  • unrealistic,
  • not applicable,
  • not sensible,
  • ivory-tower,
  • non-realistic,
  • reachy.

Antonyms for Nonrealistic:

• adj.

  • unrealistic
    pragmatic, practical, reasonable, tenable, possible, sensible, believable, realistic.
  • Other antonyms:
    natural, naturalistic, representational, lifelike, figurative, objective.