imperial senate imperial service imperial ship imperial society imperial soldiers imperial star imperial state imperial stout imperial suite imperial system imperial theatre imperial throne imperial times imperial title imperial tobacco imperial tombs imperial treasury imperial troops imperial units imperial valley imperial villa imperial war imperiale impériale imperialis imperialism imperialism has imperialist imperialist aggression imperialist countries imperialist country imperialist intervention imperialist powers imperialist states imperialist system imperialist war imperialist wars imperialist world imperialistic imperialists imperials imperii imperil imperiled imperilled imperils imperioli imperious imperishable imperium imperius impermanence impermanent impermeability impermeable impermeable layer impermeable material impermeable membrane impermeable to water impermissible impero impersonal impersonal force impersonate impersonate him impersonated impersonates impersonating impersonating a federal impersonating a police officer impersonating an officer impersonating me impersonation impersonator impersonators impertinence impertinent impertinent question imperturbable impervious impervious material impervious to water imperviousness impetigo impetuosity impetuous impetus impetus for change impex imphal impi impiety impinge impingement impinger impinges impinging impious impish