thunderous
ominously
nightmarish
bloodcurdling
hair-raising
knee-trembling
scared to death
crap one's pants
piss one's pants
flaysome
petrifying
terrorstricken
terrorstruck
petrification
terrifyingly
portentously
spookfest
terrified
out of a nightmare
scarily
freaky
petrified
frighteningly
scareful
fearful
alarmingly
out of one's skin
scared spitless
spook
scared shitless
fearing
dread
fearsome
soul-shaking
direful
horror-struck
poopless
horror-stricken
gliff
ghostly
thundercloud
horrified
overfearfulness
frit
psyched
scaaary
overfearful
horror
horrored
sinisterism
shit scared
ph33r
chemophobic
terrifiedly
frightfully
superworried
balefully
witch's brew
frightenedly
terrification
buttock-clenching
spooktacular
witches' brew
scaredly
witches' broth
horrorous
skrik
fearsomely
hairy
fearfully
frightsomely
shitting planks
spooking
frightmare
press the panic button
apprehend
scaaared
fraidy
minefield
'fraid
afeared
fear
dreaded
flip one's lid
brick it
overfrighten
flay
frightsome
monster
bodeful
ghastly
alarmedly
panic attack
scare
sinisterly
thunderous
nightmarish
bloodcurdling
hair-raising
knee-trembling
scared to death
flaysome
petrifying
terrorstricken
terrorstruck
terrified
freaky
petrified
scareful
fearful
scared spitless
scared shitless
fearing
fearsome
soul-shaking
direful
horror-struck
poopless
horror-stricken
ghostly
horrified
frit
psyched
scaaary
overfearful
horrored
shit scared
superworried
buttock-clenching
spooktacular
horrorous
dread
hairy
scaaared
fraidy
'fraid
afeared
dreaded
frightsome
bodeful
ghastly
ominously
terrifyingly
portentously
scarily
frighteningly
alarmingly
terrifiedly
frightfully
balefully
frightenedly
scaredly
fearsomely
fearfully
frightsomely
alarmedly
sinisterly
petrification
spookfest
dread
gliff
thundercloud
overfearfulness
horror
sinisterism
chemophobic
witch's brew
terrification
witches' brew
witches' broth
skrik
spooking
frightmare
minefield
flay
monster
panic attack
scare
crap one's pants
piss one's pants
spook
ph33r
shitting planks
press the panic button
apprehend
fear
flip one's lid
brick it
overfrighten
flay
scare
English words for 'extremely ominous'
As you may have noticed, above you will find words for "extremely ominous". Hover the mouse over the word you'd like to know more about to view its definition. Click 
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Recent Queries
to be conceivable
speculative fiction
Zionism
Weight
white paper
interfering
hurdy-gurdy
seeming to be for a certain reason
taking
state of uncertainty
Incapable of being educated
to change the subject
unaffected.
stuck up
employed person
playing card tax
Lack of solidity
sacred place
garret
guardsman
cost effectiveness
Ideal
faded colour
one's true nature
the brain.
basketball
defiance
with good grace
oral proceedings
congratulatory gift
narcissism
crescent-shaped
jumbling together
remonstration
rain
surcharge
firsthand
the Occident
potentiality
mortgage
genus of moles
supper
mournful
to blend
patient
exit
to pester
teacher
flaw
bill