profitless
thankless
unappreciated
ungratifying
abortive
barren
bootless
deleterious
detrimental
disadvantageous
disserviceable
fruitless
gainless
harmful
injurious
nonremunerative
otiose
prejudicial
rewardless
sterile
unadvantageous
unfavorable
unproductive
unprofitable
unremunerative
useless
worthless
amoeboid
another
anticipative
blowy
desolate-looking
elucidative
fell-side
grandfatherly
ill-requited
pain-filled
shut-in
six-party
southwesterly
undiverted
unfashioned
unintermitted
unlifelike
unrefreshing
unrewarded
upward-pointing
workday