Chinese words pronounced sai (any tone) 7 words, in the 2 tones sai is read in. sāi (1st tone) 5 words 塞(sāi) to plug 腮(sāi) cheek 鳃(sāi) gills of fish 揌(sāi) to shake 嘥(sāi) to waste 塞(sāi) to plug 腮(sāi) cheek 鰓(sāi) gills of fish 揌(sāi) to shake 嘥(sāi) to waste sài (4th tone) 3 words 塞(sài) strategic stronghold 赛(sài) to compete 僿(sài) small, minute 塞(sài) strategic stronghold 賽(sài) to compete 僿(sài) small, minute