The word magnifiers 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: 19
Highest Scoring Words With Friends™ Play In The Letters magnifiers
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Seven Letter Word Alert: (33 words)
airings, arising, enigmas, erasing, fairies, fairing, famines, farming, fearing, fingers, fireman, firings, firming, framing, fringes, gainers, imagers, imagine, mangers, mangier, margins, marines, mirages, misfire, raising, reaming, regains, remains, seaming, searing, seminar, siriema, sirname