Falling, fatherhood, fiasco, fighting and frostbite can be frightening and scary. They begin with the letter f.
Frightening
frightening
Scary means frightening or causing fear. Synonyms are frightening, chilling, horrifying, It can also mean uncannily striking or surprising. Synonyms are surprising, strange, or shocking.
怖い (kowai) means "scary" or "frightening" in Japanese.
Scary, terrifying.
Frightening Lightning
The correct spelling is "scary" (frightening).
Terrifying or frightening could be good alternatives to the word scary.
very scary
scary, mysterious, frightening, ghostly, weird
frightening or chilling
scary, horrifying and/or frightening