dejected
depressed
dispirited
down(predicate)
downcast
downhearted
low
absent-minded
bilious
despondent
discontented
distrustful
edgy
fretful
highly-strung
homesick
jumpy
morose
morose-looking
nervy
overwrought
pre-occupied
seasick
self-pitying
small-brained
snail-like
two-meter-tall
undecided
unwell