Royal duke
Synonyms for Royal duke
- mogul
- sovereign
- potentate
- suzerain
- prince
- king
- emperor
- sultan
- czar
- maharaja
- raja
- tsar
- grand duke
- elector
- crown prince
- princeling
- prince regent
- baron
- liege
- liege lord
- sheikh
- emir
- regent
- princess
- empress
- queen
- leader
- dynast
- overlord
- head of state
For more similar words, try Royal duke on Thesaurus.plus dictionary