The word intermarried 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: 17
Highest Scoring Words With Friends™ Plays In The Letters intermarried
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Seven Letter Word Alert: (73 words)
admirer, airtime, amender, arenite, demerit, denarii, dernier, detrain, diamine, dietine, dimeter, dirtier, drainer, dreamer, emirate, inditer, inerter, inertia, interim, mariner, married, marrier, martini, matinee, meander, meatier, mediate, merited, merrier, minaret, miniate, mintier, mitered, miterer, nerdier, nitride, raiment, rainier, randier, readier, readmit, reamend, rearmed, redream, reinter, remated, remined, renamed, retimed, retimer, retired, retirer, retrade, retrain, retread, retried, tardier, tarried, tarrier, tearier, termini, terrain, terrane, terrier, timider, tireder, tradein, trained, trainee, trainer, treader, triaene, trireme