Is “Warming” a Scrabble word?
Yes
WARMING
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 Warming
verb
1.To make or keep warm.
2.To become warm, to heat up.
“My socks are warming by the fire.”
3.To favour increasingly.
“He is warming to the idea.”