The Norwegian word "vepse" is commonly spelled as 'vepsa' or 'vepsen' in the definite form. The phonetic transcription for 'vepse' in IPA is /ˈvɛpsə/. The word refers to a wasp, and its spelling follows the Norwegian language's phonetic and spelling rules. The letter 'e' after 'p' represents a short vowel sound, and the final letter 'e' is added as a suffix to the noun. This is a common spelling rule used in Norwegian to indicate the definite form of a noun.
The word "vepse" has its etymology in the Norwegian language. It is derived from the Old Norse word "vapsi" or "vapna", which means "wasp". The term "vepse" specifically refers to a wasp in Norwegian.