Is “Lumpish” a Scrabble word?
Yes
LUMPISH
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 Lumpish
adjective
1.Shaped like a lump, lumpy, ill-defined in shape.
2.Like lumps, lumpy, composed of unshaped or mismatched pieces.
3.Like a lump, cloddish, dull, slow-witted.