Is “Swishest” a Scrabble word?
Yes
SWISHEST
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 Swishest
adjective
1.Sophisticated; fashionable; smooth.
“This restaurant looks very swish — it even has linen tablecloths.”
2.Attractive, stylish
3.Effeminate.