Crossword clues for Groups of threes.:GREEKCROSSReligious symbol resembling a plus sign ... or a hint to the three groups of circled squares in this puzzleSOMETHINGSFISHYHmmmmm ... [as hinted at by the three groups of black squares in the middle of the grid]RHYMEGroup three with thee?TRIUNEGroup of threeTERNATEIn groups of threeTRILOGYGroup of three playsTRINESGroups of threeHORAEGroup of three Greek goddesses whose name looks like a weird plural for a Jewish danceTRIOGroup of threeDAWNTony Orlando and ___ ("Knock Three Times" group)TROIKASGroups of threeTRINEGroup of threeTRILOGYGroup of three in literatureTRINGroup of three: Abbr.TRIUNESGroups of threeTERNAGroup of three: It.TERCETSPoets' three-line groupsABOThree blood groupsTRIOSGroups of threeTHERAIDERS1960's group (in three different ways)SETCard game based on matching groups of threeTERCETGroup of three rhyming linesCHEETAHGIRLS*2000s group with three eponymous Disney Channel films, with "the"MILLI___ Vanilli, group with three #1 hits in 1989AFLATMiddle black key in a group of three, on a pianoTRIADGroup of threeTRIPLETThree-note groupingTROIKARussian group of three?TRIOSinging group of threeTRIOGroup with three singersCHORDGroup of three or more musical notesTRIPLETOne of a group of threeTRIPLETSGroup of threeTROIKASGroups of three working togetherSETGame involving making groupings of three cardsTRIADSGroups of threeTROIKARuling group of threeTRIPLETGroup of threeTRIOGroup of three singersTRIOSGroups of three singersTROIKAGroup of threeTERNOGroup of three: Span.TERCETGroup of three notes performed in time of two: Music.WUHANHan cities, group of three in Hupeh.TERCETGroup of three lines rhyming together.TRINESGroups of threes.TAILORSOFTOOLEYSTREETThree ___ (small group claiming to represent many).TRIUNITYGroup of three.TERNGroup of three.TRIOSThree-person singing groups