chóng​fù​fǎ

reduplication

重复法 (重複法) chóng​fù​fǎ
reduplication
the morphological process in linguistics where a word, stem, or root is repeated to change its meaning or express a grammatical category
repetition
the rhetorical, stylistic, or translation technique of repeating words or phrases for emphasis, clarity, or rhythm, including duplication and anadiplosis

Frequency

Written text
0.007 per million

Sources

Definitions
CC-CEDICT
Frequency data
BCC Corpus (BLCU)