Synonyms to jam session

hootenanny, affair, article, artifact, choral service, dingus, dofunny, dohickey, dojigger, dojiggy, domajig, domajigger, doodad, dowhacky, eisteddfod, eppes, etwas, farewell performance, flumadiddle, folk-music festival, folk-sing, gadget, gigamaree, gimmick, gizmo, hickey, hootmalalie, jigger, material thing, music festival, musicale, object, opera festival, quelque chose, rock festival, service of song, sing, sing-in, singfest, singing, something, swan song, thing, thingum, thingumabob, thingumadad, thingumadoodle, thingumajig, thingumajigger, thingumaree, thingummy, whatchy, widget, anthem, babble, ballad, bark, bawl, be in heaven, be indiscreet, be pleased, be unguarded, beam, bellow, betray, betray a confidence, blab, blabber, blare, blat, blow the whistle, blubber, blurt, blurt out, boom, bray, breathe, buzz, cackle, call, caper, caracole, carol, caw, chant, chatter, cheep, chirk, chirp, chirr, chirrup, chitter, choir, chorus, chuck, clack, clap hands, climb Parnassus, cluck, cock-a-doodle-doo, compose poetry, coo, croak, cronk, croon, crow, cuckoo, dance, delight, descant, die