一刀[ittou] sword
一刀彫り[ittoubori] one-knife carving
一刀両断[ittouryoudan] cutting in two with a single stroke
印刀[intou] seal-engraving knife
円刃刀[enjintou] round-edged scalpel

快刀[kaitou] (literary) sharp sword
快刀乱麻[kaitouranma] solving a problem swiftly and skillfully
懐刀[futokorogatana] confidant
儀刀[gitou] ceremonial sword
軍刀[guntou] saber

印度[indo] India
印度支那[indoshina] Indochina
印欧語族[inougozoku] Indo-European languages
印加電圧[inkadenatsu] applied voltage

印画[inga] (photographic) print
印画紙[ingashi] (photographic) printing paper
印環[inkan] signet ring (in medical contexts, e.g. signet ring cell)
印鑑[inkan] stamp