fantasize

ˈfantəsʌɪz

verb

indulge in daydreaming about something desired.

he sometimes fantasized about emigrating

daydream,dream,muse,indulge in fantasy,indulge in fancy,make-believe,play-act,pretend,imagine,build castles in the air,build castles in Spain,live in a dream world,indulge in wool-gathering