Crossword clues for Rhubarb. 6 letters:UMPIRECenter of a rhubarb.HASSLERelative of a rhubarbSTALKSRhubarb bunchTUSSLEFrequent result of a rhubarb.SETTOSRhubarbsHASSLERhubarb.FRACASRhubarbMELEESRhubarbsHASSLERhubarb's relative.RHUBARBControversyRHUBARBAltercationRHUBARBDiamond argument.RHUBARBSDisputesRHUBARBDiamond disorder, e.g.RHUBARBKitchen garden plant.RHUBARBDustupRHUBARBAltercation: Slang.RHUBARBTart tart filling, perhapsRHUBARBWordy debate on the ball field.RHUBARBSNoisy objections to umpires' decisions: Slang.RHUBARBTrouble on the diamond.RHUBARBSHeated argument: Slang.RHUBARBMelee on the fieldRHUBARBSDiamond disputesRHUBARBHassle.RHUBARBSDustupsRHUBARBSSquabbles, in slangRHUBARBSquabbleRHUBARBArgumentRHUBARBBrouhahaRHUBARBDonnybrookRHUBARBSDustups on the fieldRHUBARBStalks in a pieRHUBARBHeated disputeRHUBARBRowRHUBARBSTart-tasting preserve veggiesRHUBARBSpatRHUBARBTiffRHUBARBStrawberry's partner-in-pieRHUBARBMovie about a cat and baseball.RHUBARBQuarrelRHUBARBFrayRHUBARBTart tart ingredientRHUBARBFree-for-all on the diamond.RHUBARBCommon garden plant.RHUBARBSBaseball brawlsRHUBARBTwo-in-a-row situationRHUBARBSVegetables known for their laxative effectRHUBARBSHeated debatesRHUBARBSHeated arguments, in baseball lingo.