The word nectarous 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: 14
Highest Scoring Words With Friends™ Play In The Letters
Seven Letter Word Alert: (40 words)
acerous, atoners, canoers, canters, cantors, carouse, cartons, cauters, centaur, coarsen, coaster, corneas, cornets, counter, cratons, cuatros, curates, enactor, encrust, natures, nectars, nutcase, octanes, outearn, outrace, recants, recoats, recount, saunter, scanter, scouter, senator, tonsure, toucans, trances, treason, trounce, uncarts, uncrate, urostea