Semantics

Ћт бессћнной нћчи вљки у негћ набрїкли. His eyelids were bloated from lack of sleep.
This entry is primarily concerned with the word вљко denoting the eyelids of human beings, though it may also refer to animals. No specific words or expressions exist for animal eyelids. Common sense will dictate which of the expressions in this entry can or cannot be used to refer to animals.