Is “Vaguest” a Scrabble word?
Yes
VAGUEST
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 Vaguest
adjective
1.Not clearly expressed; stated in indefinite terms.
2.Not having a precise meaning.
“a vague term of abuse”
3.Not clearly defined, grasped, or understood; indistinct; slight.
“I haven’t the vaguest idea.”
Synonyms: ambiguous, equivocal, ambiguous, equivocal, indistinct, obscure