noun, noun or participle which takes 'suru', intransitive verb
dying in vain; pointless death
Refers to a death that serves no purpose or achieves nothing. Often used in literary or dramatic contexts to emphasize the futility of a sacrifice.
彼の死は徒死に終わった。
His death ended up being in vain.
無謀な戦いで多くの兵士
Many soldiers died pointless deaths in the reckless battle.