| unchallenged(freely, willingly, openly, candidly, unasked) |
| unhindered(adverb, roughly, easily, readily, generously) |
| unobstructedly(adverb, roughly, easily, readily, generously) |
| unprepared(informal, unplanned, extemporize, off-the-cuff, extemporise) |
| unrehearsed(informal, impulsive, unplanned, extemporaneous, extemporize) |
| unreservedly(adjective, adverb, freely, willingly, openly) |
| unstintingly(adverb, roughly, easily, readily, generously) |
| voluntarily(freely, willingly, openly, candidly, unasked) |
| well(adverb, roughly, generously, liberally, unreservedly) |
| wildly |
| willingly(freely, openly, candidly, unchallenged) |
| without prompting(expression, freely, willingly, openly, candidly) |
| without reserve(expression, adverb, freely, willingly, openly) |
| without restriction(expression, willingly, openly, candidly) |
| without urging(expression, freely, willingly, openly, candidly) |
| ad hoc(expression, informal, unplanned, off-the-cuff) |
| automatically(spontaneously, improv, extemporaneously) |
| by ear(expression, spontaneously, improv, extemporaneously) |
| extemporaneously(spontaneously, improv) |
| extemporize(informal, unplanned, off-the-cuff, extemporise) |