lawful

Adjective

• authorized, sanctioned by, or in accordance with law
  • a legitimate government
    

• having a legally established claim
  • the legitimate heir
    
  • the true and lawful king
    

• according to custom or rule or natural law

• conformable to or allowed by law
  • lawful methods of dissent
    

Related words

• Synonyms: 
  legitimate , licit , true(a) , rightful(a) , rule-governed