Crossword clues for It can be formal or informal 6 lettersAnswerClueTOGOUTDress formally, informallyNOTICEFormal informerTOPPERFormal hat, informallyATTIREIt can be formal or informalPROMInformal formalONNOTICEFormally informedITSIInformally formal entry announcementCLIPONTIESInformal formal apparelTUXFormal wear, informallyTUXFormal item, informallyTUXFormal attire, informallyTUXMen's formal attire, informallyTUXFormal getup, informallyGENTFormal guy, informallyDEBSSome formal wearers, informallyFLAVRap artist since the '80s who's formally culinarily trained, informallySOUPANDFISHFormal evening attire, informallyTEXTFormal writing... or informal writingOBAMACAREIts formal name includes "Patient Protection," informally