Is “Mourn” a Scrabble word?
Yes
MOURN
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 Mourn
/mɔːn/
noun
1.Sorrow, grief.
2.A ring fitted upon the head of a lance to prevent wounding an adversary in tilting.
verb
1.To express sadness or sorrow for; to grieve over (especially a death).
2.To utter in a sorrowful manner.
3.To wear mourning.