bloom
the bloom of youth

callow
callow youth

error
errors of youth

extreme
extreme youth

flower
...of one's youth

hostel
youth hostel

indiscretion
indiscretions of youth

mettle
mettle of youth

misspend
a misspent youth

pride
in the full pride of youth

radiant
radiant with youth

reminiscence
...of her youth

ride
she rode in her youth

ruddy
ruddy youth

sally
sally of youth

sap
the sap of youth

youth
from youth onwards