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

アラビア数字[arabiasuuji] Arabic numeral
キリル文字[kirirumoji] Cyrillic character
ギリシア文字[girishiamoji] Greek character
羅馬字[roomaji] Latin alphabet
ロシア文字[roshiamoji] Russian character

異体字[itaiji] kanji variants
一字[ichiji] letter
一字千金[ichijisenkin] word of great value
一丁字[itteiji] single letter or character
一文字[ichimonji] straight line