| gathering(near, likely, possible, probable, immediate) |
| guaranteed(certain, unquestionable, undisputable) |
| hanging over(expression, near, doomed, coming, intended) |
| immediate(near, likely, possible, imminent, forthcoming) |
| imperative(adjective, set, strong, significant, essential) |
| impetuous(adjective, simple, natural, casual, impulsive) |
| impromptu(adjective, simple, natural, casual, impulsive) |
| improvised(adjective, simple, natural, casual, impulsive) |
| impulsive(adjective, simple, natural, casual, willing) |
| in prospect(expression, near, coming, forthcoming, intended) |
| in store(expression, likely, possible, immediate, coming) |
| in the air(expression, idiom, near, likely, possible) |
| in the bag(expression, expected, predictable, necessary, inexorable) |
| in the cards(expression, idiom, likely, possible, immediate) |
| in the offing(expression, idiom, near, likely, possible) |
| in the wind(expression, idiom, likely, possible, immediate) |
| in view(expression, near, likely, possible, probable) |
| incontrovertible(certain, unquestionable, undisputable) |
| incumbent on(expression, adjective, significant, essential, basic) |
| indefeasible |