alarming
extraordinary
intense
ace
agitating
appalling
astounding
awe-inspiring
awesome
awful
breathtaking
brilliant
deadly
dire
direful
disquieting
divine
dread
dreaded
dreadful
excellent
exceptional
exquisite
fabulous
fantastic
fearful
fell
first-class
formidable
frightful
ghastly
ghoulish
gilt-edged
glorious
golden
great
grim
grisly
groovy
gruesome
heavenly
hideous
horrendous
horrible
horrid
horrific
horrifying
hot
howling
immense
terrible
terrify
terrifying
terror
terrorist
terrorize
devastate
endless
ferocious
furious
incredible
prodigious
tremendous
Pacific
hieroglyphic
honorific
nonspecific
pacific
prolific
pseudoscientific
scientific
specific
transpacific
unscientific