pessimal
worstly
arse end
below average
rotten
worst-case scenario
suck a big one
worstness
worstest
suboptimal
tant pis
from hell
godforsaken
sucktastic
suffer
pessimize
abominable
dregs
suck ass
appalling
suck donkey cock
suck butt
abysmal
submediocre
worst
pessimum
badsome
terribleness
worstestest
dismalize
fall away
suck
terribility
go from bad to worse
like hell
punk
horrendous
disimprove
go to shit
something awful
shitty
rough end of the pineapple
stink
submediocrity
worsen
exacerbating
wusser
aggravating
exasperating
terrible
worserer
dog shit
cod
severe
shank
worsely
made of fail
smeggy
baddish
dire
badious
distressing
lousy
deplorable
lamentable
jialat
pitiful
sorry
sixth-rate
sad
fine
peak
stinky
unbearableness
poison
horribly
horribile dictu
stinking
fifth-rate
rueful
icky
unbearability
bootylicious
crappy
dys-
teeerrible
take the biscuit
rubbish
dismally
worseness
take the cake
the darkest hour is just before the dawn
woegeous
badly