Crossword clues for What a dreamer has 15 letters:WISHFULTHINKINGDreamer's activityDREAMERImpractical sortDREAMERSSubjects of some immigration legislationDREAMERYou, during REM sleepDREAMERSImpractical ones.DREAMERSIvory-tower inhabitantsDREAMERSAir-castle builders.DREAMERSLotus eatersDREAMERSThey wishDREAMERWishful sortDREAMERDACA subjectDREAMERCastle-builder.DREAMERJacob, or Peter Ibbetson.DREAMERIdealistic personDREAMERImpractical person.DREAMERSCastle-builders.DREAMERBeautiful ___, Stephen Foster song.DREAMERDay-___.DREAMERSVisionariesDREAMERDon Quixote, e.g.DREAMERMitty, for oneDREAMERVisionaryDREAMERSCastles-in-the-air buildersDREAMERWoolgathererDREAMERSubject for immigration legislationDREAMERSSister Hazel song off "Lift"DREAMERPollyannaDREAMERSThe characters in "Inception," e.g.DREAMERFantastDREAMERSI would like to help __ . . .: Alfred NobelDREAMERSPie-in-the-sky typesDREAMERPragmatist's oppositeDREAMERStarry-eyed typeDREAMERSIdealists, sometimesDREAMERLewis Carroll's Alice.DREAMERPie-in-the-sky guyDREAMERIdealistDREAMERDon QuixoteDREAMERSFantastsDREAMERAbsent-minded one.DREAMERStarry-eyed sortDREAMERYou may say I'm a __: Lennon's "Imagine"DREAMERIdealistic sortDREAMEROne with aspirationsDREAMERBuilder of castlesDREAMERSBuilders of castles in the airDREAMERSBuilders of lofty castlesDREAMERFoster's was beautifulDREAMERSFreddie's groupDREAMERWhat his brothers called Joseph.