Crossword clues for Fastnesses.:FASTSpeedyFAST___ one (swindle)FASTLike lightningFASTLike Carl LewisFASTSGoes on a strike of a sortFASTGo on a hunger strikeFASTSecurelyFASTKind of trackFASTYom Kippur ritualFASTIn high gearFASTSEschews ediblesFASTCertain form of protestFASTEschew ediblesFASTEDObserved Yom KippurFAST__ Eddie FelsonFASTSPeriods of self-denialFASTSObservances on Yom Kippur and Tisha B'AvFASTLike Flo-JoFASTSGoes on a hunger strikeFASTPrepare for surgery, sayFASTSPrepares for some blood work, maybeFASTFirmly fixedFASTSExtreme dietsFASTLike Usain BoltFASTLike Randy Johnson's pitchesFASTObserve Ramadan, sayFASTSecureFASTSPeriods without 39 DownFAST____ Eddie FelsonFASTLike a blurFASTSGoes on strike, in a wayFASTHe pulled a ___ one!FASTOn the doubleFASTQuickFASTSProtestors' deprivationsFASTLike Usain Bolt, aptlyFASTEDDidn't take sides, e.g.FASTGotta go ___! (Sonic the Hedgehog catchphrase)FASTPut nothing awayFASTRefrain from eatingFASTSPrepares for a blood test, likelyFASTSPrepares for surgery, likelyFASTBreakneckFASTCrash dietFASTWasting no timeFASTSDoesn't take anything inFASTObserve RamadanFASTSObserves RamadanFASTSObserves Ramadan, in a wayFASTLike a clipper, in its day