Is “Diploma” a Scrabble word?
Yes
DIPLOMA
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 Diploma
/dɪˈpləʊmə/
noun
1.A document issued by an educational institution testifying that the recipient has earned a degree or has successfully completed a particular course of study.