| irresistible |
| irrevocable |
| likely(adjective, near, possible, probable, immediate) |
| looming(adjective, near, likely, possible, probable) |
| mandatory(adjective, obvious, inevitable, inescapable) |
| menacing(adjective, near, likely, possible, probable) |
| near(adjective, likely, possible, immediate, imminent) |
| nearing(adjective, near, likely, possible, immediate) |
| next(adjective, near, likely, possible, immediate) |
| nigh(adjective, near, likely, possible, immediate) |
| obligatory(adjective, obvious, necessary, inevitable, inescapable) |
| overhanging(adjective, near, likely, possible, probable) |
| possible(adjective, near, likely, probable, immediate) |
| probable(adjective, near, likely, possible, immediate) |
| relentless |
| threatening(adjective, near, likely, possible, probable) |
| to come(expression, adjective, near, likely, possible) |
| uncontrollable |
| unpreventable |
| unyielding |