This is the 3905th most frequent Japanese word.
クマ
"クマ" means "bear" in English.
クマ refers to the animal 'bear' here.
森でクマを見ました。
I saw a bear in the forest.
クマ refers to 'dark circles' in this context.
彼は目の下にクマができました。
He developed dark circles under his eyes.
クマ indicates a toy representing a bear, typically a stuffed animal.