ad-lib 6 Associations

spontaneous unwritten unscripted (similar term)

ad-lib 6 Associations

extemporaneous extemporary extempore impromptu offhand offhanded off-the-cuff

ad-lib 6 Associations

remark (generic term) comment (generic term)

ad-lib 6 Associations

improvise improvize extemporize extemporise perform (generic term) execute (generic term) do (generic term)