Is “Swum” a Scrabble word?
Yes
SWUM
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 Swum
/swʌm/
verb
1.To move through the water, without touching the bottom; to propel oneself in water by natural means.
2.To become immersed in, or as if in, or flooded with, or as if with, a liquid
“a bare few bits of meat swimming in watery sauce”
3.To move around freely because of excess space.
verb
1.To be dizzy or vertiginous; have a giddy sensation; to have, or appear to have, a whirling motion.
“My head was swimming after drinking two bottles of cheap wine.”