洗粹 (Sé-chhùi)抑 (ia̍h)洗粹起 (sé-chhùi-khí),紲口 (sòa-kháu),是 (sī)維持 (î-chhî)喙齒 (chhùi-khí)清氣 (chheng-khì)的 (ê)動作 (tōng-chok),通常 (thong-siông)是使用 (sú-iōng)齒抿 (khí-bín),齒膏 (khí-ko),佮 (kap)齒線 (khí-soàⁿ)來 (lâi)達成 (ta̍t-sêng)。有時陣 (Ū-sî-chūn)嘛會 (mā-ē)用著 (ēng-tio̍h)電動 (tiān-tōng)齒抿,錆起乩 (chhiang-khí-ki),漉喙水 (lo̍k-chhùi-chúi)來幫贊 (pang-chān)。