Crossword clues for Informal formal 4 lettersAnswerClueITSIInformally formal entry announcementPROMInformal formalDEBSSome formal wearers, informallyGENTFormal guy, informallyFLAVRap artist since the '80s who's formally culinarily trained, informallyTEXTFormal writing... or informal writingCLIPONTIESInformal formal apparelONNOTICEFormally informedNOTICEFormal informerTOGOUTDress formally, informallyTUXFormal wear, informallyTUXFormal getup, informallyTUXFormal item, informallyTOPPERFormal hat, informallyTUXMen's formal attire, informallyTUXFormal attire, informallyATTIREIt can be formal or informalSOUPANDFISHFormal evening attire, informallyOBAMACAREIts formal name includes "Patient Protection," informally