noun
supplementary punishment; additional penalty
Legal term for a punishment imposed in addition to the principal penalty, such as a fine alongside imprisonment.
裁判所は主刑に加えて付加刑を言い渡した。
The court imposed a supplementary punishment in addition to the principal penalty.
この罪には罰金の付加刑が科されることがある。
This crime may carry an additional penalty of a fine.
主刑 is the principal punishment, while 付加刑 is an additional penalty imposed alongside it.
Compound of 付加 (fuka, 'addition') and 刑 (kei, 'punishment'). The variant 附加刑 uses the older kanji 附 for 'attach'.