godan verb (-ku), intransitive verb
beg in tears; appeal tearfully; throw oneself on someone's mercy
Describes pleading with someone while crying, often with a sense of desperation or emotional appeal. The verb is intransitive and typically used with に to mark the person being appealed to.
彼女は母親に泣き付いて許しを請うた。
She tearfully begged her mother for forgiveness.
借金の返
Struggling to repay the debt, I threw myself on my friend's mercy.