Is “Supercargo” a Scrabble word?
Yes
SUPERCARGO
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 Supercargo
noun
1.An officer on board a merchant ship who has charge of the cargo and its turnover (or the senior of two if one has two, the other being the subcargo; usually historical, since nowadays a person with such a job would remain on shore).