口罩

口罩	kǒu zhào	mask (surgical etc)
口	kǒu	mouth / classifier for things with mouths (people, domestic animals, cannons, wells etc) / classifier for bites or mouthfuls
罩	zhào	to cover; to spread over / a cover; a shade; a hood / bamboo fish trap / bamboo chicken coop / (Tw) (coll.) to protect; to have sb's back / (Tw) (coll.) awesome; incredible / (Tw) (coll.) (often as 罩得住) to have things under control; to be able to handle it