anxiety
anxious
apprehension
attack
attacks
background
bag
being
breath
breathe
breathing
business
dismay
distress
emotion
fear
gag
having
holding
hyperventilate
hyperventilation
man
mouth
nauseated
over
panic
paper
person
sack
sick
strain
stress
tension
throw
unease
uneasiness
up
vomit
worker
worry