legal act; lawful act
A formal legal term referring to an act that is permitted or recognized by law. Used in legal contexts, contracts, and discussions of legality.
The contract was recognized as a lawful act.
The boundary between lawful and unlawful acts is sometimes ambiguous.
Antonym; refers to an illegal or unlawful act.
A more general term for legality or lawfulness, often used as an adjective (合法的). 適法行為 is a specific noun for a legal act.
Compound of 適法 (lawful, legal) and 行為 (act, action). The term is a direct Sino-Japanese legal term.