Is “Gummier” a Scrabble word?
Yes
GUMMIER
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 Gummier
adjective
1.Showing the gums.
“a gummy grin”
adjective
1.Resembling gum (the substance).
2.Covered with gum or a substance resembling gum.
Synonyms: gluey, gooey, sticky, tacky