imperium, ī [imperō], n., command, control, government, military authority; sovereignty, empire.

imperō, āre, āvī, ātus, to rule, command; order, levy; to be emperor.

impetrō, āre, āvī, ātus, to procure, gain; accomplish, bring to pass; succeed.

impetus, ūs [in + petō], m., an attack; violence, vehemence.

impleō, see *pleō.

impōnō, see pōnō.

improbō, āre, āvī, ātus [improbus], to disprove, blame, censure; reject.

improbus, a, um [in + probus, upright], adj., wicked, outrageous.

imprōsper, spera, sperum [in + prōsperus, fortunate], adj., unfortunate, unprosperous.

imprūdēns, entis [in + prūdens, foreseeing], adj., not foreseeing, imprudent, off guard.