difficulty
difficultate
scraffle
grapple
problematic
struggle
hardship
combat
grimness
asperity
rigour
have a fable for
severeness
rigor
severity
rigourousness
rigorousness
stand together
tough sledding
nodus
Dunkirk
challenge
fucksticks
gather strength
fall apart
live to tell the tale
over the hump
toughness
induration
challenging
contend
megachallenge
battleline
scuffling
toughly
fuck
trouble
outstrain
stay the distance
fash
make one's bed and lie in it
fall upon
mountain to climb
what doesn't kill you makes you stronger
sufferingly