The highest scoring word in Words With Friends is IRREGULARITY with a total of 18 points.
Synonyms: asymmetry, lack of symmetry, non-uniformity, unevenness, crookedness, lopsidedness, contortion, deformity, jaggedness, raggedness, cragginess, indentation, roughness, bumpiness, unevenness, coarseness, inconsistency, unsteadiness, unevenness, fitfulness, patchiness, haphazardness, inconstancy, instability, variability, changeableness, fluctuation, unpunctuality, unpredictability, unreliability, volatility, fickleness, caprice, impropriety, incorrectness, wrongdoing, misconduct, illegitimacy, dishonesty, corruption, immorality, unscrupulousness, unprofessionalism, abnormality, unusualness, uncommonness, strangeness, waywardness, oddness, unexpectedness, singularity, atypicality, anomaly, anomalousness, deviation, divergence, aberrancy, aberration, freakishness, peculiarity, curiousness, eccentricity, idiosyncrasy, quirkiness, unorthodoxy