difficult
hard
sensitive
agitable
allergic
anaphylactic
argumentative
bad-tempered
bearish
cantankerous
captious
chancy
choleric
close
contentious
crabbed
crabby
cranky
critical
cross
crusty
dangerous
delicate
dicey
disputatious
dyspeptic
edgy
emotional
emotionally unstable
empathetic
empathic
eruptive
excitable
explosive
feel
feeling
frightening
goosy
grouchy
hair-raising
hairbreadth
hairy
harmful
hazardous
high-mettled
high-spirited
high-strung
highly emotional
hot-tempered
hyperesthetic
hyperpathic
hypersensitive
inflammable
touchier
touchiest
touchy-feely
disagreeable
egotistical
fractious
inconvenient
irascible
irritable
jumpy
moody
quarrelsome
resentful
risky
secretive
short-tempered
testy
ticklish
tricky
unreliable
volatile
duchy