The word philanthropists 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: 27
Highest Scoring Words With Friends™ Play In The Letters philanthropists
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Seven Letter Word Alert: (89 words)
airship, alphorn, altoist, appoint, arshins, artists, aspirin, hairpin, harlots, harpist, hatpins, hatshop, instars, intorts, isospin, laptops, liaison, nostril, notists, orphans, parsnip, parsons, passion, pastors, patriot, patrols, patrons, philtra, pianist, piarist, pinitol, pintail, pisspot, pistils, pistols, pistons, platipi, poplars, poplins, portals, postils, prisons, protist, raisins, rapists, raspish, rations, rattish, rattons, ripstop, sailors, shiplap, shitpot, siphons, sirloin, sophtas, sortals, spinals, spirals, spirits, splints, spotlit, sprains, sprints, stanols, starlit, statins, station, stonish, strains, straint, straits, tailors, tailpin, taoists, tarnish, tartish, thirsts, throats, tinpots, tiptops, tonsils, toprail, topsail, topspin, transit, triptan, tropist, tsarist