From PIE *h₂yuh₁en-, from *h₂yew- (vital force) — same root as Latin 'iuvenis' and English 'juvenile.'
Having lived or existed for only a short time; in an early stage of life, growth, or development.
From Old English 'geong,' from Proto-Germanic *jungaz, from PIE *h₂yuh₁en- meaning 'young,' itself derived from the root *h₂yew- meaning 'vital force, youthful vigor.' The same root produced Latin 'iuvenis' (young person, source of 'juvenile'), Sanskrit 'yuvan' (young), and Lithuanian 'jáunas.' The original PIE sense connected youth with vital energy and life-force. Key roots: *h₂yew- (Proto-Indo-European: "vital