Frightening
Frighten
eerie
scary or eerie
Horrendous Love?
Creepy, scary, unnerving, spooky.
Horrible, scary, disgusting,ugly..
scary, horrifying and/or frightening
One close rhyme is the word "merry" (fun). Another possibility is the word "airy" (light, pleasant).
eerie, frightening, morbid, hair-raising
Yes. E.g. The scary lockdown at my school happened two months ago.
Satan is a scary leviathan. Enormous Leviathan is another phrase.
Scary, frightening, alarming, unsettling, disquieting, disturbing, freaky, ghostly, nightmarish