What's the difference between regal and regnal?

Regal

Definition:

(a.) Of or pertaining to a king; kingly; royal; as, regal authority, pomp, or sway.
(n.) A small portable organ, played with one hand, the bellows being worked with the other, -- used in the sixteenth and seventeenth centuries.

Example Sentences:

(1) This conception of the city as an expression of both regal power and social order, guided by cosmological principles and the pursuit of yin-yang equilibrium, was unlike anything in the western tradition.
(2) While visitors amble freely around the newly refurbished inside – the Pierhead is sure and steadfast in its role outside as the drastic red building, emblazoning the landscape of Cardiff Bay in all its regal beauty.
(3) Some European officials, including senior British figures, argue that the gains in efficiency achieved by appointing an international envoy with vice regal authority would be outweighed by the Kabul government's further loss of legitimacy.
(4) Once humans have gained "total mastery over morphological genetics", post-60,000 years from now, we'll be tweaking our children's DNA so that they're born with straight noses, regal lines and perfect facial symmetry.
(5) That disconcerting height, always looming, regally.
(6) Fiona, by email Well, Fiona, I could, I guess, regale you with the usual guff about pointy-toed flats and midi-length skirts, and all that would be true, to a certain point.
(7) An event like the Golden Globes puts movie stars in a regal position.
(8) "He regaled me with some anecdotes of BBC inefficiency.
(9) When his deal to buy Leeds was confirmed, he invited journalists to his lawyers’ office in London, regaling the assembled crowd with outlandish tales of pot-washing in 1970s England and sincerely inviting a reporter to play with his rock band in Sardinia.
(10) The top five cinema chains – Regal Entertainment, AMC Entertainment, Cinemark, Carmike Cinemas and Cineplex Entertainment – have all dropped plans to screen the film, according to the Hollywood Reporter .
(11) But reason will be no barrier to more of the sort of visionless and destructive dogma the Australian prime minister regaled the loggers with in Parliament House this week.
(12) He said he was continuing to try to ease tense relations with large cinema chains, such as AMC and Regal Entertainment, which had refused to screen The Interview after the hackers made threats of violence .
(13) An hour later, Obama and Trump will be joined by Vice-President Joe Biden, his successor Mike Pence and their spouses for a cup of coffee or tea in the White House’s regal Blue Room.
(14) As the wine flowed Humphrey, who had lived all his life in Oxford and knew all the skeletons in all the cupboards of the city, regaled us with increasingly scandalous stories of town and gown in his wonderfully clear, enthusiastic - and carrying - voice.
(15) At times Clinton projected an almost regal bearing.
(16) At a rally with her husband in Spartanburg, South Carolina, last weekend, she regaled the crowd with nothing more revelatory than the promise that her husband “will be the best president”.
(17) Throughout the convention, relatives and business associates lined up to regale the audience with tales of the nominee’s financial acumen.
(18) In the formal photograph, King Hamad was a diplomatic distance away from the Queen, though that was because the seating appeared to be arranged on length of regal service.
(19) No one could’ve been more suitable for this role than he, who bubbled away his evenings in Simpson’s in the Strand or the Cafe Royal, who spent royally when he had money and borrowed regally when he didn’t, and whose contacts with the working class – with the exception of servants – were at once amatory and pecuniary.
(20) December 24, 2016 William Regal (@RealKingRegal) Sad to hear of the passing of Rick Parfitt of Status Quo.Wether you liked them or not,if you are British you knew them.They had a great run.