Is “Mudflat” a Scrabble word?
Yes
MUDFLAT
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 Mudflat
noun
1.A muddy expanse of flat land, especially such land as a river bed exposed at low tide.