1. Supreme.

2. The sole ruler or sovereign of a people, whether king, queen, or emperor; the chief of its class.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• monarc,
• monach,
• monrchy,
• mnarch,
• monacco,
• monarcy,
• mnatch,
• monarchys,
• maarch,
• monorchy,
• manarchy,
• monachy,
• monacchy,
• monachs,
• menarch,
• menarceh,
• nonarch,
• konarch,
• jonarch,
• minarch

• monarchal,
• monorchism,
• monarchist,
• Monares,
• menarche,
• monarchism,
• monarchial,
• monarchic,
• monarchy.

The adjective form of the word "monarch" is "monarchic" or "monarchical".

The plural of the "monarch" can be the "monarchs".

The singular of the "monarch" can be the "monarch".