the.com/coward
The person who survives the duel by never showing up to it.
means Someone who lacks the courage to face danger, pain, or difficulty, and avoids it.
from From Latin cauda, tail — picturing an animal slinking off with its tail tucked between its legs, the eternal mascot of retreat.
HeraldryA lion with its tail down was drawn coward.
Not cowerCower is unrelated despite the perfect rhyme of fear.
BayardRenaissance knights praised one as the knight without fear.