Русско-англо-русский юридический словарь

Criminal Offences belong to a much wider class of legal wrongs. A legal wrong is an act, which is contrary to the rule of legal justice and a violation of the law. It is an act, which is authoritatively determined to be wrong by a rule of law and is, therefore, treated as wrong in and for the purpose of, the administration of justice by the State. [...]

A wrong regarded as the subject matter of civil proceedings is a civil wrong; when regarded as the subject matter of criminal proceedings, it is a criminal wrong or a criminal offence. (Notes on Criminal Law by Prof. Sir A.J. Mamo)

A wrong (from Old English wrang – 'crooked')[1] is an act that is illegal or immoral.[2] Legal wrongs are usually quite clearly defined in the law of a state and/or jurisdiction. They can be divided into civil wrongs and crimes (or criminal offences) in common law countries,[2] while civil law countries tend to have some additional categories, such as contraventions. (Wikipedia)

a legal wrong (whether criminal or civil) has at least arguably been carried out by a wrongdoer against the potential claimant; (Lexology)

There are two distinct types of legal wrongdoing: civil and criminal. (Cambridge University Press)

Liability—The condition of being legally responsible to someone else for legal wrongdoing. A person can be criminally liable if they have committed a crime, or civilly liable if they have been negligent or in breach of a contract. (Legal Dictionary, Clermont County, Ohio)

The Court of Appeal emphasised the requirement that the recipient of a Norwich Pharmacal order must be more than a 'mere witness' to the alleged wrongdoing, and held that this requirement had not been met on the facts of this case. [...]

The Norwich Pharmacal principle (so-called after a case of the same name) allows a potential claimant to obtain disclosure from a third party where all of the following conditions are met:

1) a legal wrong (whether criminal or civil) has at least arguably been carried out by a wrongdoer against the potential claimant;

2) the disclosure sought is likely to enable the potential claimant to bring a claim against the wrongdoer; and

3) the person against whom the disclosure application is made must be more than a 'mere witness'; they must have facilitated the wrongdoing in some way. (Lexology)

As stated, an accusal is a charge of wrongdoing. Here is where the argument becomes a bit more nuanced: wrongdoing can mean a legal wrongdoing or a moral wrongdoing. (The Chicago Manual of Style Online)

An offence is any behaviour (act or omission) that is punishable by law under the respective legal systems; (United Nations Standard Minimum Rules for the Administration of Juvenile Justice ("The Beijing Rules"))