QUATERNITIES
Scrabble letter values: Q10U1A1T1E1R1N1I1T1I1E1S1 = 21
Definition
QUATERNITIES is the plural of QUATERNITY.
noun QUATERNITY: the cardinal number that is the sum of three and one.
Synonyms of QUATERNITY: four, 4, IV, tetrad, quatern, quaternion, quaternary, quartet