achievement
ahead
alone
black
claustrophobia
claustrophobic
danger
dark
day
daylight
depression
emerge
emergence
end
escape
exit
fear
figure
fright
frightening
future
gloom
gloomy
guidance
guide
hole
hope
horizontal
human
journey
leader
leadership
light
man
mysterious
mystery
night
one
paradise
people
person
rescue
scared
scary
single
solitary
soul
spirit
stone
threat
tunnel
victory
wait
wall
way
wet
white
woman