Illegal vs. Illicit

Illegaladjective

Contrary to or forbidden by law, especially criminal law.

Illegaladjective

Forbidden by established rules.

Illegaladjective

Totally fictitious, and often issued on behalf of a non-existent territory or country.

Illegaladjective

Being or doing something illegally.

Illegaladjective

Being an illegal immigrant; residing in a country illegally.

Illegalnoun

(obsolete) An illegal act or technique.

Illegalnoun

Contraband, esp. illegal substances such as drugs.

Illegalnoun

An illegal immigrant.

Illegalnoun

(espionage) A spy working abroad illegally and undercover, without visible ties to his or her country’s authorities.

Illegaladjective

Not according to, or authorized by, law; specif., contrary to, or in violation of, human law; unlawful; illicit; hence, immoral; as, an illegal act; illegal trade; illegal love.

Illegaladjective

prohibited by law or by official or accepted rules;

Illicitadjective

(legal) Not approved by law, but not invalid.

Illicitadjective

Breaking social norms.

Illicitadjective

Unlawful.

Illicitnoun

A banned or unlawful item.

Illicitadjective

Not permitted or allowed; prohibited; unlawful; as, illicit trade; illicit intercourse; illicit pleasure.

Illicitadjective

contrary to accepted morality (especially sexual morality) or convention;

Illicitadjective

contrary to or forbidden by law;