jugendia

Could you clarify what sense of "jugendia" you want covered? The term is not widely established in major reference sources, so it could refer to different things depending on field or context (for example a biological genus, a cultural term, a place name, or a fictional concept). If you specify the intended domain, I can compose a concise, neutral wiki-style article under 300 words. If you’d like, I can also draft a disambiguation-style entry that briefly notes possible uses in biology, linguistics, and culture and indicates that sources are needed for confirmation.