The word notarised 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: 11
Highest Scoring Words With Friends™ Play In The Letters notarised
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Seven Letter Word Alert: (51 words)
adonise, aneroid, anodise, antsier, aridest, astride, astroid, atoners, destain, detains, detrain, disrate, donairs, donates, editors, indorse, inroads, instead, nastier, norites, ordains, orients, otarine, rations, restain, retains, retinas, roadies, roasted, rodents, roisted, rosined, sainted, sandier, sardine, senator, snorted, sortied, stained, stainer, stander, steroid, stonier, storied, tierods, tinders, tirades, tradein, trained, treason, triones