The word phylogenetic 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: 26
Highest Scoring Words With Friends™ Plays In The Letters phylogenetic
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Seven Letter Word Alert: (47 words)
choline, cloying, copying, echelon, echoing, ecotype, eloping, enlight, enocyte, eophyte, epicyte, etching, genetic, gentile, glitchy, glycine, glyphic, glyptic, heeling, helping, heptyne, hoplite, hotline, hygiene, ineptly, inocyte, leching, lection, lengthy, lighten, neglect, neocyte, neotype, nepotic, nightly, peeling, pelting, penlite, petiole, phonily, pinhole, potency, potheen, potiche, telogen, topline, yelping