Is “Adjectival” a Scrabble word?
Yes
ADJECTIVAL
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 Adjectival
/ˌæ.dʒɛkˈtaɪ.vəl/
noun
1.An adjectival phrase or clause.
adjective
1.(grammar) Of or relating to or functioning as an adjective.
“adjectival noun”
2.Of or relating to procedure, especially to technicalities thereof.
Synonyms: adjective