sì
xiào
【䇃部首】: 立 【䇃笔画】: 8
(same as U+7AE2) (ancient form of 俟) to wait for, until; when; as soon as
【午集下】【立字部】䇃 ·康熙筆画:8 ·部外筆画:3
《說文》牀史切。與竢同。