The word electrochemical is playable in Words With Friends™, but 1 blank substituting for the letter 'c' is 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: 27
Highest Scoring Words With Friends™ Plays In The Letters
Seven Letter Word Alert: (108 words)
accrete, aircell, airhole, alethic, alltime, aloetic, archlet, armhole, article, cacemic, cacolet, calcite, caliche, calicle, calomel, caloric, calorie, caltech, catcher, ceramic, chalice, chaotic, chariot, cheater, cheerio, chelate, chiller, chimera, chimere, chloral, choicer, cholate, choleic, cholera, chorale, chortle, chromel, chromic, circlet, claimer, climate, coalier, coalite, cochair, cochlea, coeliac, collate, collect, collier, cometic, comical, coterie, cremate, crochet, elector, emirate, erotica, etaerio, etheric, ethical, haricot, hectare, helical, hellcat, heretic, leacher, leather, leecher, literal, loamier, loather, machete, maltier, marlite, matcher, mealier, meatier, metical, micella, micelle, miracle, motlier, ocellar, octamer, octarch, racemic, rathole, reallot, recache, recatch, recheat, rechill, rechime, recital, reclaim, reelect, rematch, reteach, tallier, teacher, telecom, telomer, theorem, thermal, thermic, tramell, treacle, trochee