疊詞 [叠词]

Jyutping dip6 ci4
Pinyin dié cí

Definitions (粵典–words.hk)
  1. 名詞
    一種​詞語​組​合​嘅​方法​，​重​複​一​啲​字​，​如​拜拜​、​隆隆​、​十指​纖纖
    repeating words; echolalia
Definitions (Wiktionary)
  1. noun
    words (compounds) composed of reduplicated monosyllables
    (syn.) 叠字, 疊字