(ordered by popularity)
spanish
avian
asian
stomach
intestinal
bad
gastric
blue
pandemic
severe
mild
swine
common
terrible
hour
asiatic
cold
nasty
called
seasonal
russian
deadly
virulent
ordinary
worst
epidemic
bird
annual
damn
awful
day
gastrointestinal
horrible
anti
yuppie
dreadful
slight
violent
equine
incipient
wretched
persistent
blown
debilitating
bronchial
intentional
contagious
futuristic
grade
maternal
mysterious
recurrent
goddamn
hog
feline
infectious
devastating
egyptian
feverish
dearest
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