Questions & Answers about Kötturinn er feitur.
Because kötturinn means the cat, while köttur means a cat or just cat in the dictionary form.
Icelandic usually puts the definite article onto the end of the noun as a suffix instead of using a separate word like English the.
- köttur = cat
- kötturinn = the cat
So in this sentence, the speaker is talking about a specific cat.
In kötturinn, the ending -inn is the definite article, meaning the.
More specifically, here it matches a masculine singular nominative noun. Icelandic articles change form depending on gender, number, and case.
So kötturinn can be understood as:
- köttur = cat
- -inn = the
Together: the cat
The dictionary form is köttur.
When you look nouns up in a dictionary, you usually find them in the indefinite nominative singular form. So even though the sentence has kötturinn, the headword you would search for is köttur.