tense
agitable
all nerves
antsy
antsy-pantsy
anxious
apprehensive
breathless
chafing
combustible
eager
emotional
emotionally unstable
eruptive
excitable
excited
explosive
fearful
fretful
fretting
frightened
hasty
high-mettled
high-spirited
high-strung
highly emotional
hopped-up
impatient
impetuous
in a lather
in a stew
in a sweat
inflammable
irascible
irritable
mettlesome
nerves on edge
nervous
nervy
on edge
overstrung
panicky
perturbable
prickly
restive
restless
sensitive
sharp
skittery
skittish
squirming
edgier
edgiest
claustrophobic
dejected
dissatisfied
hesitant
jittery
jumpy
moody
perturb
resentful
sardonic
shaky
testy
twitchy
uneasy
unsettle
unsure
Reggie
veggie