抹灰

抹灰	mǒ huī	to plaster / to render (a wall) / (fig.) to bring shame on / also pr. [mo4 hui1]
抹	mā	to wipe
抹	mǒ	to smear / to wipe / to erase / classifier for wisps of cloud, light-beams etc
抹	mò	to plaster / to go around / to skirt
灰	huī	ash / dust / lime / gray / discouraged; dejected