| irrevocable(set, strict, expected, necessity, necessary) |
| needful(adjective, set, significant, essential, basic) |
| prerequisite(adjective, set, significant, essential, basic) |
| stringent(adjective, authority, affected, compulsion, strained) |
| absolute |
| arbitrary |
| automatic(adjective, unwilling, obligatory) |
| coerced(affected, strained, unnatural) |
| conclusive(set, strict, necessary, required, obligatory) |
| decisive(adjective, set, significant, essential, basic) |
| enforced(adjective, affected, strained, unnatural, required) |
| hard-and-fast(adjective, strict) |
| necessitous(essential, required, needed) |
| open and shut(expression, idiom, sound, certain, true) |
| ordained(near, necessary, coming, inexorable, intended) |
| overhanging(near, doomed, coming, intended, designed) |
| reluctant(adjective, forced, unwilling, obligatory) |
| way the ball bounces(expression, idiom, near, coming, intended) |
| aggressive(adjective, violent) |
| all-important(adjective, significant, essential, basic, vital) |