self-inflicted injury; self-inflicted loss; self-damage
Refers to harm, damage, or loss that one causes to oneself, often used in legal, insurance, or formal contexts.
In the case of a self-inflicted accident, insurance may not apply.
彼は自損行為で重傷を負った。
He suffered serious injuries from a self-inflicted act.
self-inflicted accident; one-car accident
Compound of 自 (self) and 損 (damage, loss). The exact historical derivation is uncertain, but the word follows a common Sino-Japanese pattern for self-directed actions.