underbowed
/ˌʌndərˈbaʊd/Definitions
1. verb
past tense of underbow: to bend or bow one’s head or body in submission or respect
“The defeated soldier underbowed, showing respect to the victorious king.”
2. noun
past tense of underbow: the act of bending or bowing one’s head or body in submission or respect
“The general’s underbow to the enemy’s leader was a sign of surrender.”