The word colanders 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
Seven Letter Word Alert: (37 words)
acnodes, caldron, candler, candles, candors, canoers, caroled, cloners, coalers, coarsen, corands, corneal, corneas, cradles, dancers, deacons, enlards, escolar, lancers, landers, loaders, loaners, oracled, oracles, ordeals, orleans, reclads, recoals, reloads, reloans, sarcode, scolder, scorned, slander, snarled, solaced, solacer