
1) Class of World Sailing 2) European royal family 3) Mythological king of Sweden
Found on
https://www.crosswordclues.com/clue/yngling

The Ynglings were the oldest known Scandinavian dynasty. It can refer to the clans of the Scylfings (Old Norse Skilfingar), the semi-legendary royal Swedish clan during the Age of Migrations, with kings such as Eadgils, Onela and Ohthere. When Beowulf and Ynglingatal were composed sometime in the eighth to tenth centuries, the respective scop and ...
Found on
http://en.wikipedia.org/wiki/Yngling
[keelboat] An Yngling (ŋ; langno) is a sailing boat which the International Yngling Association call an `agreeable cross between a planing dinghy and a keelboat.` It can be regarded as a smaller version of the Soling although there are differences in sailing characteristics, proportion, and tuning requirements, between the two classes. It ...
Found on
http://en.wikipedia.org/wiki/Yngling_(keelboat)

a member of a royal family of Sweden and Norway, claiming descent from Ing, the Germanic god of fertility.
Found on
https://www.infoplease.com/dictionary/yngling
No exact match found.