| according to pleasure(expression, idiom, impulsive, improv, extemporize) |
| ad-lib(adjective, informal, impulsive, unplanned, extemporaneous) |
| ad lib(expression, impulsive, extemporaneous, spontaneously, improv) |
| ad libitum(expression, adjective, adverb, informal, unplanned) |
| as one thinks best(expression, idiom, impulsive, improv, extemporize) |
| at will(expression, informal, impulsive, improv, extemporize) |
| extemporaneous(informal, impulsive, unplanned, extemporize, off-the-cuff) |
| extempore(informal, unplanned, extemporize, off-the-cuff, extemporise) |
| extemporized(informal, unplanned, extemporize, off-the-cuff, extemporise) |
| impromptu(informal, unplanned, spontaneously, improv, extemporize) |
| improvise(informal, unplanned, extemporize, ad-lib, off-the-cuff) |
| improvised(informal, impulsive, unplanned, extemporaneous, extemporize) |
| made-up(informal, impulsive, unplanned, extemporaneous, extemporize) |
| off-the-cuff(informal, impulsive, unplanned, extemporaneous, extemporize) |
| offhand(impulsive, extemporaneous, improv) |
| spontaneous(informal, unplanned, extemporize, off-the-cuff, extemporise) |
| unprepared(informal, unplanned, extemporize, off-the-cuff, extemporise) |
| unrehearsed(informal, impulsive, unplanned, extemporaneous, extemporize) |
| without restraint(expression, informal, impulsive, improv, extemporize) |
| ad hoc(expression, informal, unplanned, off-the-cuff) |