Is “Upped” a Scrabble word?
Yes
UPPED
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 Upped
/ʌpt/
verb
1.To increase or raise.
“If we up the volume, we may be able to hear what he says.”
2.To promote.
“It wasn’t long before they upped him to Vice President.”
3.(usually in combination with another verb) To act suddenly.
“He just upped and quit.”
Synonyms: turn up