unscripted

[ uhn-skrip-tid ]
/ ʌnˈskrɪp tɪd /

adjective

not scripted; lacking a script: an unscripted idea for a movie.
Informal. that has not been planned for or anticipated: an unscripted interruption of the speech.

Origin of unscripted

First recorded in 1940–45; un-1 + script + -ed2

Example sentences from the Web for unscripted

British Dictionary definitions for unscripted

unscripted
/ (ʌnˈskrɪptɪd) /

adjective

(of a speech, play, etc) not using or based on a script