Borrowed from Khmer ស្វាយ (svaay). Compare Lua error in Module:parameters at line 229: Parameter 1 should be a valid language, etymology language or family code; the value "nan-hok" is not valid. See WT:LOL, WT:LOL/E and WT:LOF. 檨 (soāiⁿ, soān, soǎiⁿ).