lähtenyt
Lähtenyt is a term with very limited attestation in Finnish-language sources. It is not listed in standard Finnish dictionaries, and there is no widely recognized meaning. In practice, it most often appears as a nonstandard spelling, a dialectal variant, or a typographical error related to more common forms derived from the verb lähteä (to depart) or its related participles.
Linguistic notes suggest that lähtenyt does not conform to stable Finnish morphology in contemporary usage. Because
Usage and reception of lähtenyt remain limited and non-authoritative. As with many nonstandard forms, its appearance
See also: Finnish language, Finnish dialects, Lähteä, Lähde. Notes: due to the lack of authoritative sources,