acedia
angst
anguish
anxiety
apathy
blues
boredness
boredom
boreism
cheerlessness
dejection
depression
discomfort
discomposure
discontent
dislike
dispiritedness
displeasure
disquiet
dissatisfaction
doldrums
dread
drowsiness
dullness
dumps
emptiness
enervation
existential woe
fatigue
fed-upness
flatness
grimness
heaviness
hebetude
inanimation
indifference
inquietude
jadedness
joylessness
lack of pleasure
lackadaisicalness
languidness
languishment
languor
languorousness
lassitude
lenitude
lentor
lethargy
blahs
despondency
discouragement
dreariness
homesickness
inactivity
listlessness
monotony
restlessness
satiety
tedium
unhappiness
vexation
weariness
Bluey
Dewey
Fukui
Huey
Hughie
Louis
Sui
bluey
buoy
chewy
dewy
gooey
hooey
phooey
screwy
suey
gayety
vivacity