reverie [reveries]◼◼◼(state of dreaming while awake) noun [UK: ˈre.və.ri] [US: ˈre.və.ri]
daydream [daydreams]◼◼◼(a spontaneous and fanciful series of thoughts) noun [UK: ˈdeɪ.driːm] [US: ˈdeɪ.ˌdrim]Daydreaming is the moonlight of thought. = La rêverie est le clair de lune de la pensée.
blue-sky thinking(thinking that is not grounded or in touch with the realities of the present) noun