noun
fantasia
fan-TAY-zhuh/fænˈteɪʒə/
A musical composition with a free, imaginative structure.
The pianist plays a fantasia that moves freely between contrasting moods.

Etymology
Greek phantasia connects the composition with imagination. In music, the name describes a piece that sounds extemporaneous—as though its shape follows the composer’s imaginative flow rather than a fixed plan.
In context
that's called this piece a Fantasia that means you can play it with a lot of fantasy
More examples
- Her fantasia weaves several folk melodies into one flowing piece.
- The concert opens with a fantasia for solo flute.
- These fantasias sound improvised, but every note is written down.
Forms
fantasia · fantasias
Similar words
- rhapsody
- Usually emphasizes emotional expression and contrasting episodes within a free structure.
- capriccio
- Typically emphasizes lively, playful character rather than structural freedom.