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Inverness	invertebrate	invert sugar	investiture controversy	investment
investment bank	investment company	Io	Io	Ioannina
Iobotomy	Iobster	iodine	io moth	ion
Iona	ion engine	Ionesco，Eugene	Ionia	Ionian Islands
Ionian Sea	Ionic order	ionization	ionization chamber	ionizing radiation
ionosphere	Iove-lies-bleeding	Iowa	ipecacuanha	Iphigenia
I-pin	Ipoh	Ipswich	Ipswich	Iqbal，Sir Mohammed
Iquique	Iquitos	IRA	Iraklion	Iranian languages
Iran，Islamic Republic of	Iraq，Republic of	Irbil	Ireland	Ireland，John Nicholson
Irene	Irene	Ireton，Henry	Irgun Zvai Leumi	Irian Jaya
iridium	iris	Iris	Iris	Irish elk
Irish famine	Irish Literary Renaissance	Irish Literature	Irish Republican Army	Irish Republican Brotherhood