activity
athlete
athletic
back
backwards
boot camp
caucasian
challenge
climb
competition
determined
difficult
effort
exercise
extreme
female
five
girl
go up
group
guy
hard
horizontal
hurdle
individually
jumping
lifestyle
male
man
obstacle course race
ocr
outdoors
overcoming
participant
people
person
real
runner
sports
sportswear
strong
training
united
unrecognizable
wall
woman
women
workout
young