| autonomous(adjective, free, deliberate, natural, willing) |
| chosen(adjective, free, deliberate, natural, willing) |
| deliberate(adjective, free, natural, willing, charitable) |
| designful(adjective, free, deliberate, natural, witting) |
| discretional(adjective, free, deliberate, natural, witting) |
| elected(adjective, free, deliberate, natural, willing) |
| free(adjective, deliberate, natural, willing, charitable) |
| free-willed(adjective, free, deliberate, natural, witting) |
| freely(adjective, free, deliberate, natural, willing) |
| gratuitous(adjective, free, deliberate, natural, willing) |
| honorary(adjective, free, deliberate, natural, willing) |
| independent(adjective, free, deliberate, natural, willing) |
| intended(adjective, free, deliberate, natural, willing) |
| intentional(adjective, free, deliberate, natural, willing) |
| opted(adjective, free, deliberate, natural, witting) |
| optional(adjective, free, deliberate, natural, willing) |
| spontaneous(adjective, free, deliberate, natural, willing) |
| unasked(adjective, free, deliberate, natural, willing) |
| unbidden(adjective, free, deliberate, natural, witting) |
| uncompelled(adjective, free, deliberate, natural, witting) |