00More optionsShareSaveReportVideo vocabularyNo vocabulary matches your filtersstuffUS /stʌf/・UK /stʌf/Uncountable NounGeneric description for things, materials, objectsTransitive VerbTo push material inside something, with forceB1More hilariousUS /hɪˈlɛriəs, -ˈlær-, haɪ-/・UK /hɪˈleəriəs/AdjectiveExtremely amusing; very funnyB2More tremendousUS /trɪˈmɛndəs/・UK /trəˈmendəs/AdjectiveVery good or very impressiveExtremely large or great.B1TOEICMore simultaneouslyUS /saɪməlˈtenɪəslɪ/・UK /ˌsɪməl'teɪnɪəslɪ/AdverbAt the same time; all togetherB2More Use EnergyUnlock All VocabularyUnlock pronunciation, explanations, and filtersUnlock