Synonyms and related words :
apparition, brainchild, bubble, canard, chimera, concoction, creation, daydream, delirium, dream, eidolon, extravaganza, fable, fabrication, fancy, fantasque, fantasy, fiction, forgery, hallucination, idle fancy, illusion, imagery, imagination, imagining, insubstantial image, invention, maggot, make-believe, myth, nightmare, phantasm, phantom, romance, sick fancy, thick-coming fancies, trip, vapor, vision, whim, whimsy, wildest dreams