Linguistic term for an affix inserted inside a word stem, as opposed to a prefix or suffix. Used in grammar and morphology discussions.
In Tagalog, infixes are often used in verb conjugation.
General term for affix, encompassing prefixes, suffixes, and infixes.
Compound of 挿入 (sōnyū, 'insertion') + 辞 (ji, 'affix' or 'word'), a straightforward calque or translation of the English linguistic term 'infix'.