Is “Appal” a Scrabble word?
Yes
APPAL
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 Appal
verb
1.To fill with horror; to dismay.
“The evidence put forth at the court appalled most of the jury.”
2.To make pale; to blanch.
3.To weaken; to reduce in strength
Synonyms: affright, daunt, depress, dismay, frighten, scare