General meaning: free  

Italian

a bene placito

at pleasure, freely; with embellishment

a piacere

at the performer's discretion

a suo arbitrio

at the player's pleasure, freely

a suo bene placito

at the player's pleasure, freely

a suo comodo

at the player's pleasure, freely

ad libitum

freely, like a cadenza

con franchezza

free, boldy, frankly

con licenza

with license, freely

disinvolto

free, spontaneous

disonvolto

free, easy, graceful

generoso

free, ample

liberamente

freely, boldly

rubando

in a rubato style

rubato

rhythmically free so that prominent notes are elongated and other notes are glossed over

scioltamente

freely, fluently, nimbly

French

à volonté

at pleasure, freely, ad libitum

suivez

following the soloist; colla parte

German

frei

free

nach Belieben

at the performer's discretion, a piacere

nach gefallen

ad libitum, at the player's pleasure

ungebunden

unconstrained