| unconstrained(adjective, free, deliberate, natural, willing) |
| unforced(adjective, free, deliberate, natural, willing) |
| unpaid(adjective, free, deliberate, natural, willing) |
| volitional(adjective, free, deliberate, natural, willing) |
| voluntary(adjective, free, deliberate, natural, willing) |
| volunteer(adjective, free, deliberate, natural, willing) |
| willed(adjective, free, deliberate, natural, witting) |
| willful(adjective, free, deliberate, natural, witting) |
| wished(adjective, free, deliberate, natural, witting) |
| witting(adjective, free, deliberate, natural, willing) |
| artless(natural, spontaneous, voluntary) |
| charitable(willing, unpaid) |
| decided upon(expression, witting, uncompelled) |
| deputed(witting, uncompelled) |
| effortless(natural, spontaneous, voluntary) |
| freewilled(witting, voluntary, unrewarded, genealogical, unremunerated) |
| genealogical |
| genuine(natural, spontaneous, voluntary) |
| hereditary(witting, genealogical) |
| heritable(witting, genealogical) |