Is “Completest” a Scrabble word?
Yes
COMPLETEST
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 Completest
verb
1.To finish; to make done; to reach the end.
“He completed the assignment on time.”
2.To make whole or entire.
“The last chapter completes the book nicely.”
3.To call from the small blind in an unraised pot.
Synonyms: accomplish, finish, consummate, perfect, top off
adjective
1.With all parts included; with nothing missing; full.
“After she found the rook, the chess set was complete.”
2.Finished; ended; concluded; completed.
“When your homework is complete, you can go and play with Martin.”
3.Generic intensifier.
“He is a complete bastard!”
Synonyms: concluded, done, downright, utter, entire, total