queer someone's pitch
hard yards
make hard work of
over the river and through the woods
challenge
difficultate
boil the ocean
pull teeth
up the ante
mountain
make a meal of
mission impossible
dink
square one's shoulders
hash out
bear
proposition
an old dog for a hard road
laboring oar
waltz
beaver away
pain point
have a mountain to climb
difficulty level
give someone a hard time
chore
scut work
throe
Matterhorn
bad boy
station
lightning in a bottle
rush job
pull someone's chestnuts out of the fire
army volunteer
drop someone in it
bollocks
bring off
chorelike
wherewithal
scratch one's own itch
get one's hands dirty
hardpressed
reach
summit fever
break a sweat
hinder
look for trouble
get over the line
difficulty