Is “Cloggiest” a Scrabble word?
Yes
CLOGGIEST
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 Cloggiest
adjective
1.Tending to cause clogging due to its texture; lumpy; sticky.
2.Somewhat clogged or impeded.
“a cloggy throat”