| unpreventable(adjective, expected, predictable, necessary, undeniable) |
| unregenerate(adjective, hard, tough, harsh, cruel) |
| unruly(adjective, persistent, obstinate, insistent, dogged) |
| balky(tough, firm, unreasonable, grim, inflexible) |
| barbarous(adjective, appearance, mean, hard, tough) |
| bigoted(adjective, determined, resolute, obstinate, uncompromising) |
| binding(adjective, expected, predictable, necessary, required) |
| bloody-minded(adjective, persistent, obstinate, insistent, dogged) |
| bold(adjective, resolute) |
| bound(adjective, harsh, cruel, determined, fierce) |
| bowelless |
| callous(adjective, mean, hard, severe, evil) |
| cantankerous(tough, firm, persistent, obstinate, stubborn) |
| coercive(severity, compulsion) |
| committed(adjective, resolute, persistent, dedicated, unwavering) |
| compelling(adjective, strong, compulsion, overwhelming, uncontrollable) |
| constraining(adjective, required) |
| cussed(tough, firm, persistent, obstinate, stubborn) |
| dedicated(adjective, intense, resolute, persistent, loyal) |
| demanding(adjective, persistent, obstinate, insistent, dogged) |