The word wanderlust 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
Seven Letter Word Alert: (46 words)
antlers, asunder, dentals, eluants, enlards, estrual, landers, launder, lunated, lunates, natured, natures, neutral, rentals, reslant, rustled, saltern, saluted, saluter, saunter, slander, slanted, snarled, stander, sternal, steward, strawed, strudel, sunward, trawled, trundle, tundras, unalert, unalter, undealt, undrest, undwelt, unrated, unsated, unswear, untread, walnuts, wanders, wanters, wardens, wetland