Is “Cufflink” a Scrabble word?
Yes
CUFFLINK
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 Cufflink
/ˈkʌflɪŋk/
noun
1.A button or stud used to hold a sleeve cuff together.
“Every gentleman needs at least one pair of cufflinks.”
Synonyms: sleeve-button, sleeve-link