investigating

invigilating

invigorating

invigoratingly

invocating

iodating

iodinating

irradiating

irrigating

irritating

irritatingly

isolating

iterating

itinerating

jaculating

jubilating

jugulating

lacerating

lactating

laminating

lancinating

lapidating

lariating

laureating

legating

legislating

legitimating

levigating

levitating

liberating

librating

ligating

liquating

liquidating

litigating

lixiviating

locating

lubricating

lustrating

luxating

luxuriating

macerating

machinating

maculating

maltreating

mandating

manipulating

marginating

marinating

masticating