Antonyms of adj shitless

1 sense of shitless

Sense 1
shitless -- (extremely frightened; "he was scared shitless")

INDIRECT (VIA afraid) -> unafraid, fearless -- (oblivious of dangers or perils or calmly resolute in facing them)

Similarity of adj shitless

1 sense of shitless

Sense 1
shitless -- (extremely frightened; "he was scared shitless")
       => afraid (predicate) (vs. unafraid) -- (filled with fear or apprehension; "afraid even to turn his head"; "suddenly looked afraid"; "afraid for his life"; "afraid of snakes"; "afraid to ask questions")