The word nitramines 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: 15
Highest Scoring Words With Friends™ Play In The Letters nitramines
:
Seven Letter Word Alert: (41 words)
airiest, airtime, animist, antsier, artsmen, asinine, entrain, inertia, inmates, insaner, interim, interns, irisate, manners, marines, martens, martini, martins, minaret, miniate, minters, mintier, mistier, nastier, raiment, remains, remints, remnant, restain, retains, retinas, seminar, siriema, sirname, smarten, smartie, stainer, tanners, termini, tinners, tinnier