subsagittate
subramose
subpinnate
nonperforming
unflourishing
touched in the head
unfulfilled
subhirsute
fail
dysfunctionality
subramous
slumpy
shortcoming
amiss
let the grass grow under one's feet
successlessness
uneffigiated
unsuccess
copout
bite the big one
unappeasable
nonfulfilling
virtueless
inefficaciousness
blemished
mal-
defect
inoptimally
declinal
go nowhere
cumbersome
subappressed
subconvoluted
unformed
exasperatingly
clumsies
rilesome
bog down
heteroclite
nonsuccessful
subacrodrome
nonviable
lackless
pseudodeficiency
pseudodeficient
streaky
nonsane
doggishness
bad
dog