fantasy

妄想(もうそう)	A delusion – something impossible:“I am currently dating Michael Jackson!” “Jewish aliens are following me in an invisible robot!” $$$

望み(のぞみ)	An almost-impossible or impossible wish:a faint and idle dream. “Someday I’ll marry Tom Cruise.” “Someday I’ll be President of Moldovia.”

幻想(げんそう)	No one uses this. LIT