fantasia
fan.ta.sia also fan.ta.sie \fan-'ta--zh*, -z(h)e--*; .fant-*-'ze--*\ \.fant-*-'ze-, .fa:nt-\ n [It fantasia, lit., fancy, fr. L phantasia - more at FANCY] 1a: a free instrumental composition not in strict form (as the development section of sonata form) 1b: a potpourri of operatic arias or familiar airs 2: a work (as a poem or play) in which the author's fancy roves unrestricte d