"Yùpiān" (玉篇) uses the ancient pronunciation "huái" to annotate the pronunciation, which is read as "guāi". It is the name of a type of grass. Furthermore, "Jíyùn" (集韵) uses "kǔ kuāi" (苦緺) to annotate the pronunciation, which is read as "guō". "Cǎo zá" (䓙杂) describes a crooked appearance. "Zhèngzìtōng" (正字通) and "Shuōwén Jiězì" (说文解字) state that "wěi" (竵) means "not straight". "Guǎngyùn" (广韵) rewrites it as "cǎo" (䓙), "Yùnlüè" (韵略) writes it as "", and "Jíyùn" (集韵) further writes it as "". In the "Zhou Li - Xíngfāng Shì" (周礼·形方氏), there is the sentence "Wú yǒu lí zhī dì" (无有离之地). The annotation says: read as "". The commentary explains: wide at both ends and narrow in the middle. There are two pronunciations: "gǔ huá" and "kǔ wā".