| self-generated |
| self-imposed |
| simple(adjective, natural, casual, impulsive, willing) |
| snap |
| sudden(adjective, passionate, violent, thoughtless, abrupt) |
| supererogatory(adjective, willing, arrogant, voluntary, unwelcome) |
| swift(adjective, passionate, violent, thoughtless, abrupt) |
| unartful(adjective, simple, natural, casual, impulsive) |
| unavoidable(adjective, simple, natural, casual, impulsive) |
| unbesought |
| uncalculated(adjective, dissatisfied, forced, unwilling, obligatory) |
| uncoerced |
| unconsidered(adjective, passionate, violent, thoughtless, abrupt) |
| unconstrained(adjective, simple, natural, casual, impulsive) |
| uncontrived(adjective, simple, natural, casual, impulsive) |
| uncontrolled(adjective, simple, natural, casual, impulsive) |
| undemanded(adjective, willing, arrogant, freely, voluntary) |
| undesigned |
| undesired(adjective, willing, arrogant, voluntary, unwelcome) |
| unexpected(adjective, passionate, violent, thoughtless, abrupt) |