The word entomological 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: 24
Highest Scoring Words With Friends™ Play In The Letters entomological
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Seven Letter Word Alert: (76 words)
aconite, ailment, alcogel, aliment, alltime, aloetic, angelic, calling, calming, calomel, catelog, catogen, celling, climate, coaling, coalite, coalmen, coating, cognate, coinage, collage, collate, cologne, colonel, congeal, coolant, cooling, elating, elation, emoting, emotion, galleon, gametic, gelatin, geminal, genital, genomic, gmelina, lactone, lection, logical, looming, looting, magneto, malting, megaton, melting, metical, micella, mintage, mitogen, moating, molting, monocle, monocot, monolog, montage, moonlit, mooting, nematic, netmail, octagon, oogonia, tagline, tangelo, teaming, telling, tillage, toenail, tollage, tolling, tollman, tollmen, tooling, toolman, toolmen