The word spermatic 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: 18
Highest Scoring Words With Friends™ Play In The Letters
Seven Letter Word Alert: (31 words)
armpits, aseptic, campers, campier, carpets, cristae, icespar, impacts, imparts, metrics, parties, pastier, pastime, permits, picrate, pirates, precast, primase, primate, raciest, restamp, scamper, smartie, spacier, spectra, spermic, spicate, stamper, tampers, traipse, triceps