Is “Pingo” a Scrabble word?
Yes
PINGO
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Pingo
/ˈpɪŋɡəʊ/
noun
1.A conical mound of earth with an ice core caused by permafrost uplift, particularly if lasting more than a year.
Synonyms: hydrolaccolith