Kingly superl. : Belonging to, suitable to, or becoming, a king; characteristic of, resembling, a king; directed or administered by a king; monarchical; royal; sovereign; regal; august; noble; grand.

Kingly adv. : In a kingly or kinglike manner.

Example:
Is this cowardly behavior or Kingly behavior?

Taxonomy
kingly, king, Merriam-Webster Online Dictionary, Dictionary, webster, Word Games, Webster Online Dictionary with audio pronunciations, thesaurus, glossary, english, language, ESL, Search, ly, adjective, Inflected, 14th century, royal rank.

Defination from the web:
kingly from the Merriam-Webster Online Dictionary with audio pronunciations, thesaurus, Word of the Day, and word games. ... Learn more about "kingly" and related topics at Britannica.com. Pronunciation Symbols. Share this entry: Link to this page: Cite this page: Products ...