Is “Lackadaisical” a Scrabble word?
Yes
LACKADAISICAL
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 Lackadaisical
/ˌlækəˈdeɪzɪkəl/
adjective
1.Showing no interest, vigor, determination, or enthusiasm.
“the lackadaisical look on his face”
2.Lazy; slothful; indolent.
Synonyms: languid, lethargic, listless, unenthusiastic, uninterested