妄想的

1. Origins, structure, and basic meaning

• Structure: The adjectival noun 妄想的 (もうそうてき) adds the suffix 的 to 妄想 and describes something delusional or unrealistically fanciful.
• Basic usage: It modifies a setting in 妄想的な世界 and can mark a change of character in 妄想的になっていく.

2. Common pitfalls and similar expressions

• Delusional or unsupported unreality
  • It can be more negative than praising imagination, suggesting insufficient grounding in reality.