noun
bonus; incentive payment; premium
A monetary bonus or incentive payment, often used in business or employment contexts. Similar to ボーナス but more formal and explicit about the monetary nature.
今年の賞与金は業績に応じて支給されます。
This year's bonus will be paid according to performance.
特別賞与金として、社員に臨
Employees received an extra payment as a special incentive bonus.
Refers to a bonus or reward in general, not necessarily monetary. 賞与金 specifies a cash bonus.
Compound of 賞与 (reward, bonus) and 金 (money). The exact historical derivation is uncertain, but the word is a straightforward Sino-Japanese compound.