Siyi

Sze Yup
Sze Yup
	Top: Location of Sze Yup (pink) within the province of Guangdong (gray)
Chinese	四邑
Literal meaning	Four counties
Hanyu Pinyin
Transcriptions
Standard Mandarin
Hanyu Pinyin	Sìyì
Wade–Giles	Ssu4-i4
IPA	[sɹ̩̂î]
Yue: Cantonese
Yale Romanization	Seiyāp
Jyutping	sei3 jap1
other Yue
Taishanese	ɬi33 yip55
Alternative Chinese name
Chinese	五邑
Literal meaning	Five counties
Hanyu Pinyin
Transcriptions
Standard Mandarin
Hanyu Pinyin	Wǔyì
Yue: Cantonese
Yale Romanization	Nghyāp
Jyutping	ng5 jap1

The Siyi (Seiyap or Sze Yup in Cantonese; Chinese: 四邑; pinyin: Sìyì; Jyutping: sei3 jap1; lit. 'Four Counties') refers to the four former counties of Xinhui (Sunwui), Taishan (Toisan), Kaiping (Hoiping) and Enping (Yanping) on the west side of the Pearl River Delta in Southern Guangdong Province, China.^[1]^[2]

^ Chinese American Names: Tradition and Transition – Page 118 Emma Woo Louie – 2008 "These were the Sam Yup and Sze Yup dialects, which the author spelled as “Saam Yup” and “Sz Yip,” respectively. Sam Yup means “Three Districts dialect,” which is akin to standard Cantonese, and Sze Yup means “Four Districts dialect.”
^ Shanghai Girls – Page 8 Lisa See – 2010 "My first language was Sze Yup, the dialect spoken in the Four Districts in Kwangtung province, where our ancestral home is located...”