a female given name

笑う, 咲う, 嗤う: to laugh; to smile; to bloom; to ripen and open; to come undone; to ridicule or make fun of; (slang) to go wobbly (as in the knees) / 哂う: (rare) to ridicule; to laugh derisively, to sneer

in Japanese morphology, a type of apophony found in word-final form caused by derivational suffixes

hot and sour soup