The word severalizing is playable in Words With Friends™, no blanks required. Because it is longer than 7 letters, you would have to play off an existing word or do it in several moves.
Words With Friends™ Letter Score: 29
Highest Scoring Words With Friends™ Play In The Letters severalizing
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Seven Letter Word Alert: (86 words)
airings, airline, aisling, aligner, anglers, arising, avenger, avenges, engrave, enlarge, enrages, enslave, enviers, erasing, gainers, general, genials, girlies, girnels, glazier, gleaner, gravels, gravies, greisen, grieves, inverse, lairing, laveers, leaners, learing, leasing, leavens, leavers, leaving, leering, lineage, lingers, livings, nailers, railing, raising, ravines, ravings, realign, realise, realize, reaving, reeling, reeving, regains, regives, reglaze, relines, relives, renails, reveals, reviles, sailing, salving, sealing, searing, seizing, servile, serving, several, sieving, slaving, slinger, vearing, veering, veilers, veilier, veiling, veinier, veliger, veneral, versine, versing, vialing, vinegar, virgins, viziers, zingare, zingari, zingers, zingier