+7 = 10 

ㄨㄢˇwǎn

huànㄏㄨㄢˋ
  1. 浣衣」、」、」、」。

to wash, to rinse, any of three 10-day division of the month (during Tang dynasty)​, Taiwan pr. [huan3], also pr. [wan3]
waschen, wässern , ausspülen, wässern