Is “Ranking” a Scrabble word?
Yes
RANKING
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 Ranking
/ˈɹænk.ɪŋ/
verb
1.To place abreast, or in a line.
2.To have a ranking.
“Their defense ranked third in the league.”
3.To assign a suitable place in a class or order; to classify.
noun
1.One’s relative placement in a list.
adjective
1.(in combination) Having a specified rank.
2.Superior in rank.