illegal; illicit; unlawful
違法な取引が摘発されて逮捕者が出た。
Illegal transactions were uncovered and arrests were made.
この行為が違法かどうか弁護士に相談した。
I consulted a lawyer about whether this act is illegal.
違法駐車の取り締まりが強化された。
Enforcement against illegal parking was strengthened.