shitless
adverb
shit·less ˈshit-ləs 
vulgar
: to an extreme degree —used as an intensive especially with scare
Word History
First Known Use
1936, in the meaning defined above
- narrow-gauge
- narrow-leaved plantain
- narrow-leaved vetch
- narrow-minded
- narrow-mindedly
- narrow-mindedness
- narrow-mouthed toad
- narrowband
- narrowcast
- narrowcasted
- narrowcasting
- narrowcastings
- narrowcasts
- narrowed
- narrowed (down)
- narrowed down
- narrower
- narrowest
- narrowhearted
- narrowheartedness
- narrowing
- narrowing (down)
- narrowing down
- narrowingness
- narrowings