reiterative; reduplicative compound
Linguistic term for a word formed by reduplication, such as 人々 (ひとびと) or 時々 (ときどき). Used in academic or descriptive contexts.
「人々」や「時々」は畳成語の例です。
"Hitobito" and "tokidoki" are examples of reiterative compounds.
Compound of 畳 (じょう, 'to pile up, repeat') + 成 (せい, 'to form') + 語 (ご, 'word'). The exact derivation is uncertain; it is a technical term for reduplicative compounds.