Hairiest

adjective

1. Of a person, having a lot of hair on the body.

   "a hairy man"

2. Of an animal, having a lot of fur.

   "hairy mammoth"

3. Of a body part other than the head, having hair growing from it.

   "She is a great admirer of hairy chests."

4. Difficult, complex, intricate, or intimidating.

   "It’s a hairy problem, and will probably take several weeks to sort out."

5. Causing anxiety or fright; terrifying, scary.