impracticability

n [U].

importune, importunity, impose, impose...on, imposing, imposingly, imposition, impossibility, impossible, impossibly, impost, impostor, imposture, impotence, impotent, impotently, impound, impoverish, impoverished, impoverishment, impracticable, impracticably, impractical, impracticality, impractically, imprecation, imprecise, imprecisely, imprecision, impregnability, impregnable, impregnably, impregnate, impresario, impress, impress...on, impressed, impression, impressionability, impressionable,