The word chloroquines 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: 29
Highest Scoring Words With Friends™ Plays In The Letters
Seven Letter Word Alert: (54 words)
chlorin, choline, chooser, chorion, chouser, cirques, cliques, cloners, closure, coheirs, coiners, colours, conquer, console, coolers, counsel, creosol, cronies, cushier, cushion, elusion, erosion, heinous, heroics, heroins, honours, inchers, inhouse, inshore, lichens, liquors, loonier, loonies, lousier, luncher, lunches, lurches, nourish, oleosin, onerous, onshore, orioles, quiches, quinces, quinols, recoils, recoins, sluicer, squelch, unclose, uncoils, unhorse, unloose, urchins