noun
compensation money; indemnity; reimbursement
Refers to money paid to cover a loss, deficit, or shortfall. Often used in financial, insurance, or business contexts.
会社は事故の被害者に補填金を支払った。
The company paid compensation money to the accident victim.
赤字を埋めるために補填金が必要だ。
We need compensation money to cover the deficit.
Compound of 補填 (ほてん, 'compensation, making up a deficit') + 金 (きん, 'money'). The word is transparently derived from its components.