displeasing
alarming
awing
awkward
baffling
bewildering
bothering
chilling
confounding
confusing
crushing
daunting
defeating
deterrent
deterring
discomposing
discouraging
disheartening
dismaying
disquieting
distracting
disturbing
embarrassing
enigmatic
fear-inspiring
fearful
fearsome
frightening
frightful
frustrating
humiliating
intricate
mortifying
mysterious
mystifying
off-putting
overawing
perplexing
perturbing
problematic
puzzling
scaring
scary
startling
sticky
tight
unenviable
unsettling
upsetting
alerting
asserting
averting
converting
diverting
exerting
flirting
hurting
inserting
perverting
reasserting
reverting
shirting
skirting
spurting
squirting
subverting