illicitly
1. [ adverb ] in an manner disapproved or not allowed by custom
Synonyms: illegitimately
Examples:

"He acted illegitimately when he increased the rent fourfold"

Related terms: legitimately legitimately illicit illicit
2. [ adverb ] (law) in an illegal manner
Synonyms: lawlessly illegally
Examples:

"they dumped the waste illegally"

Related terms: legitimately illegal illegitimate lawful lawful
Similar spelling:   illicit
  illicitness