00More optionsShareSaveReportVideo vocabularyNo vocabulary matches your filtersstuffUS /stʌf/・UK /stʌf/Uncountable NounGeneric description for things, materials, objectsTransitive VerbTo push material inside something, with forceB1More awesomeUS /ˈɔsəm/・UK /'ɔ:səm/AdjectiveGreat; wonderful; stupendousB2TOEICMore insaneUS /ɪnˈsen/・UK /ɪnˈseɪn/AdjectiveMentally ill; crazyBeing crazy or stupidB2More completelyUS /kəmˈpliːtli/・UK /kəmˈpli:tli/AdverbIn every way or as much as possibleTo the greatest extent; thoroughly.A1More Use EnergyUnlock All VocabularyUnlock pronunciation, explanations, and filtersUnlock