adolescence
academic
alone
bleakness
boy
brick wall
casual clothing
caucasian
child
depressed
development
education
failure
gloom
high school
knowledge
leaning
leisure
lifestyle
loneliness
lonely
male
modern
problem
sad
sadness
school
schoolbag
schoolboy
seclusion
secondary
sorrow
standing
student
teenage
teenager
tensed
tension
trouble
unhappiness
unhappy
upset
youth