Based on Location/Geography:
* Northern Kingdoms:
* Frostfell
* Icemark
* Northwind
* The Boreal Crown
* Stonehaven
* Southern Kingdoms:
* Sunhaven
* Scarlet Sands
* Azure Coast
* The Emerald Isles
* Emberwood
* Mountain Kingdoms:
* Skyhold
* The High Peaks
* Stonemantle
* The Iron Crown
* Eagle's Nest
* Forest Kingdoms:
* Greenwood
* The Whispering Woods
* The Wildwood
* The Sylvan Crown
* Sunwood
Based on People/Culture:
* Ancient/Mystical:
* The Eldritch Empire
* The Starborn Kingdom
* The Whispering Spire
* The Sunken City
* The Ancient Grove
* Powerful/Fearsome:
* The Iron Throne
* The Black Legion
* The Blood Pact
* The Crimson Empire
* The Skull Throne
* Noble/Virtuous:
* The Golden Crown
* The Silverwood
* The Emerald Dawn
* The Sunken City
* The Dawnlight Kingdom
* Unique/Unusual:
* The Whispering Coast
* The Shifting Sands
* The Midnight Isle
* The Shadowlands
* The Silver Sea
Based on Themes:
* Nature:
* The Everwood
* The Whispering Forest
* The Crimson Desert
* The Azure Sea
* The Silver Moon
* Magic:
* The Enchanted Forest
* The Arcane Order
* The Spellbound Kingdom
* The Crystal Spire
* The Shadowlands
* Technology:
* The Iron City
* The Steel Kingdom
* The Cogwork Empire
* The Steamforged Lands
* The Cybernetic Order
Bonus Tips:
* Consider the history and culture of your kingdom. The name should reflect their origins and values.
* Use alliteration or rhyme. This can make a name more memorable.
* Keep it simple and easy to pronounce. You don't want a name that's too long or complicated.
* Let your imagination run wild! Don't be afraid to experiment with different combinations of words and sounds.
Good luck finding the perfect name for your kingdom!