The word lubricators 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: 19
Highest Scoring Words With Friends™ Plays In The Letters lubricators
:
Seven Letter Word Alert: (37 words)
abortus, aboulic, arbours, bailout, blastic, bristol, burials, burrito, caribou, carrots, cobalts, corrals, corsair, crustal, cuatros, curator, curials, curtail, labours, libator, oculars, oculist, orbital, oscular, outsail, rituals, rosalic, rostral, rubrics, scribal, scrotal, stoical, strobic, subrail, tailors, tribals, trocars