COLORLESSNESSES
Scrabble letter values: C3O1L1O1R1L1E1S1S1N1E1S1S1E1S1 = 17
Definition
COLORLESSNESSES is the plural of COLORLESSNESS.
noun COLORLESSNESS: the visual property of being without chromatic color.
Synonyms of COLORLESSNESS: colourlessness, achromatism, achromaticity