Is “Finickiest” a Scrabble word?
Yes
FINICKIEST
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 Finickiest
adjective
1.(of a person) Fastidious and fussy; difficult to please; exacting, especially about details.
“My editor is very finicky about punctuation. Every dot and comma has to be just right.”
2.Demanding; requiring above-normal care.
“The lawnmower is a bit finicky in cold weather.”
Synonyms: fastidious, fussy