afraid
perceptive
uneasy
afraid that
agitated
alive
all nerves
all-knowing
all-overish
anxious
anxioused up
apperceptive
appercipient
apprehending
apt
awake
aware
bothered
cognizant
comprehending
concerned
conscious
discerning
disquieted
disturbed
edgy
excitable
fearful
fearful lest
fearful of
fearful that
feeling
foreboding
frightened
high-strung
in a pucker
in a stew
in suspense
insightful
intelligent
irritable
keyed-up
knowing
knowledgeable
mindful
ashamed
dissatisfied
downcast
exasperate
expectant
hesitant
incredulous
perturb
reluctant
resentful
unsettle
unsure
wary
wistful
comprehensive
counteroffensive
defensive
expensive
extensive
hypertensive
inexpensive
inoffensive
intensive
offensive
pensive
hopeful