Crossword clues for Once in a great while 6 letters:GREATSPantheon rosterGREATSSports legends: sl.GREATSHall of Famers, by definitionGREATSTop performersGREATSHall of Fame membersGREATSGatsby and Scott, for twoGREATSSports figures.GREATSImmortalsGREATSCooperstown figuresGREATSCobb and Ruth.GREATSLegendsGREATSDane and DivideGREATSSports legends, e.g.GREATSSports legendsGREATSOxford courseGREATSCatherine, Alexander et al.GREATSStars, in sports parlance.GREATSFamous people.GREATSNotablesGREATSPeople to rememberGREATSMembers of all-century teams, e.g.GREATSSuperstarsGREATSUnforgettable performersGREATSStarsGREATSRecord settersGREATSHall of FamersGREATSHall of Famers, sayGREATSHall of Fame members: Colloq.GREATSDistinguished onesATAVUSGreat-great-great grandfather: Lat.SEAMUS___ McFly, great-great-grandfather of MartyALBERTA great-great-grandfather of ElizabethCYRANOFor a great nose indicates a great man speakerGASSESGreat times, slangilyHURTLEMove with great speedMASSESGathers in great groupsELPASOWhere Billy Joe and Bobbie Sue "ran into a great big hassle", in the hit song "Take the Money and Run"GATSBYGreat guy of literatureACEDITGreat response to "How'd you do?"ACETENGreat pair to get in blackjackSAXONSSubjects of Alfred the GreatTREMORIt's no great shakeEDBERGTennis great StefanEATSUPEnjoys greatlyONRUSHGreat surgeATHENAFigure on the Great Seal of CaliforniaADMIRELook upon with great regardTOBITSVery greatlyIMAFANYou do great workPIERRENatasha, _____ & The Great Comet of 1812 (musical in which Josh Groban debuted on Broadway in 2016)