Sinify [sin-uh-fahy] EXAMPLES|WORD ORIGIN verb (used with object), Sin·i·fied, Sin·i·fy·ing. to Sinicize. Liberaldictionary.com
Origin of Sinify 1895–1900; Late Latin Sīn(ae) the Chinese (see Sino-) + -ify Related formsSin·i·fi·ca·tion [sin-uh-fi-key-shuh n] /ˌsɪn ə fɪˈkeɪ ʃən/, noun Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019 Examples from the Web for sinified Historical Examples of sinified
It is possible that his family was a sinified Toba family, or at least came from a Toba region.
A history of China., [3d ed. rev. and enl.]
Wolfram Eberhard