Is “Penal” a Scrabble word?
Yes
PENAL
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 Penal
/ˈpiːnəl/
adjective
1.Of or relating to punishment.
“penal servitude”
2.Subject to punishment; punishable.
“a penal offence”
3.Serving as a place of punishment.
“a penal colony”