youthness means the state, quality, or condition of being a youth; adolescence.
Etymology
From Middle English youthnesse, perhaps dissimilated from Old English ġeoguþhādnes, equivalent to youth + -ness.
noun
- The state, quality, or condition of being a youth; adolescence“I have seen the images of old skeletons under the cover of youths. Also I have seen the radiant sun like youth, covered with the clouds of old age. The crown of youthness, only belongs to him - who sustains the powers, moves with the cyclone, shines like the mid-day sun.”