This is the 13295th most frequent Turkish word.
kemirgen
Rodent.
Here, 'kemirgen' is used as a noun to denote a rodent, specifically an animal species known for gnawing or chewing.
Bahçede küçük bir kemirgen gördüm.
I saw a small rodent in the garden.
In this sentence, 'kemirgenler' is the plural form of 'kemirgen' used to describe a characteristic of rodents as a group.
Kemirgenlerin dişleri sürekli büyür.
Rodents' teeth continuously grow.
Here, 'kemirgen' is used as an adjective describing the nature of a pest animal that belongs to the rodent category.