Is “Argument” a Scrabble word?
Yes
ARGUMENT
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 Argument
/ˈɑːɡjʊmənt/
noun
1.A fact or statement used to support a proposition; a reason.
2.A verbal dispute; a quarrel.
3.A process of reasoning.
Synonyms: actual argument, passed parameter
verb
1.(NNES) To put forward as an argument; to argue.