Is “Quieter” a Scrabble word?
Yes
QUIETER
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 Quieter
/ˈkwaɪ.ə.tɚ/
adjective
1.With little or no sound; free of disturbing noise.
“I can't hear the music; it is too quiet.”
2.Having little motion or activity; calm.
“a quiet night at home”
3.Not busy, of low quantity.
“Business was quiet for the season.”
Synonyms: slow, unbusy, modest, plain, simple
noun
1.One who quiets.