Is “Vigor” a Scrabble word?
Yes
VIGOR
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 Vigor
/ˈvɪɡɚ/
noun
1.Active strength or force of body or mind; capacity for exertion, physically, intellectually, or morally; energy.
2.Strength or force in animal or vegetable nature or action.
3.Strength; efficacy; potency.