Difference between Queen Regnant and Prince Regent

QUEEN REGNANT vs PRINCE REGENT: NOUN

A female monarch who reigns in her own right, in contrast to a queen consort, who is the wife of a reigning king.
A queen reigning in her own right.
A female sovereign ruler

A prince who rules a monarchy in the capacity of a regent who is unfit to rule for whatever reason
A prince who rules during the minority, absence, or incapacity of a sovereign.

Regious, Kingling, Prince, Queen of england, Queenhood, Kingless, King, Grand duchess, Queen consort, Monarch, Female aristocrat, Queenlike, Queen dowager, Female monarch, Queen

Zedekiah, Hagiographer, Alfonso xiii, Dauphin, Henry bolingbroke, Consort, Emperor, King, Nobleman, Heir apparent, Aristocrat, Queen consort, Monarch, Holy roman emperor, Heir

Unqueen, Regious, Kingling, Prince, Queen of england, Queenhood, Kingless, King, Grand duchess, Queen consort, Monarch, Female aristocrat, Queenlike, Queen dowager, Queen

Cesare borgia, Seleucus, Herod antipas, Hagiographer, Dauphin, Henry bolingbroke, Emperor, King, Nobleman, Heir apparent, Aristocrat, Queen consort, Monarch, Holy roman emperor, Heir

For example, Urraca, unlike any other woman discussed in this project, ruled as queen regnant, though her right to do so was frequently contested.
Queen Regnant automatically passes on her dynastic name to her son or daughter who succeeds her.
In most countries, Jeanne would automatically have become queen regnant on the death of her baby brother.

The prince regent must be a partner in a consummated marriage.
Prince Regent reprimanded the court for mistaken leniency, and Proctor, like Hull, was retired in disgrace.
Some cruise ships navigate up the river to this spot in Prince Regent National Park.
Prince Regent in place of his Brother the King who has left for lands afar.
There was a redback spider nest when I arrived, Prince Regent of Khryseis!
After they leave, the Prince Regent enters, dressed as a "tattered vagabond.".
Which will leave me and His Highness, the Prince Regent.
The Prince Regent Hotel has 22 rooms on 4 floors.
Mr and Mrs Leach meet the Prince Regent of Malaysia.
Prince of Wales, to rule as Prince Regent, saw the dawning of an era of significantly more flexible government.