complication
adult
alone
argue
behavior
birdcage
cage
call
character
close
communication
concept
confined
difficulties
emotion
enclose
fail
feeling
forbidden
head
help
hide
human
imagination
independent
inside
isolation
limitation
lock
male
man
mental
mind
mouth
open
outside
people
person
prison
psychology
restriction
scream
shout
side
social
timid
unfreedom
unhappy
withdrawn
yelling