like: stolpern → →
stolpern ☊ 
vấp, trượt ☊ 
☊ stolpern ☊ 踉踉跄跄地走 ☊ liàngliàng-qiàngqiàng de zǒu Don't leave toys lying around—someone might trip over them. ☊ lie around ☊
The sudden weakness in her legs made her stumble. ☊ weakness ☊