weak
adynamic
apathetic
asthenic
ausgespielt
benumbed
blase
bored
burned-out
cachectic
castrated
dead
debilitated
decadent
degenerate
demasculinized
deteriorated
devil
devitalized
disabled
dopey
dormant
drained
drooping
droopy
drugged
dull
effeminized
effete
emasculate
emasculated
enfant terrible
enfeebled
eunuchized
eviscerated
exanimate
exhausted
fagged
failing
faint
fainting
fatigued
feeble
feeling faint
flagging
footsore
frail
frazzled
gelded
good and tired