V. WORDS RELATING TO THE VOLUNTARY POWERS; INDIVIDUAL VOLITION
I. VOLITION IN GENERAL
1. Acts of volition
Impulse.
[Nouns] impulse, sudden thought; impromptu, improvisation; inspiration, flash, spurt. improvisatore; creature of impulse.
say what comes uppermost; improvise, extemporize.
[Adjectives] extemporaneous, impulsive, indeliberate; snap; improvised, improvisate, improvisatory; unpremeditated, unmeditated; improvise; unprompted, unguided; natural, unguarded; spontaneous (voluntary) [more]; instinctive [more].
[Adverbs] extempore, extemporaneously; offhand, impromptu, a limproviste; improviso; on the spur of the moment, on the spur of the occasion.