O bir el arabası üzerine tökezledi.
- She stumbled over a wheelbarrow.
Çocuk tökezledi ve dizlerinin üstüne düştü.
- The kid stumbled and fell to his knees.
Idioms are a common stumbling block for learners of a language.
I always stumble over verbs in Spanish.
... Pox Vaccine by stumbling on something with cattle. We are now at the brink of a very ...