kəˈlæps ˈkɹɪŋkəl ˈkɹʌmbəl ˈkɹʌmpəl ˈnɪt

ˈɹʌmpəl ˈtʌmbl̩ become wrinkled or crumpled or creased This fabric won't wrinkle to gather something into small wrinkles or folds She puckered her lips fold or collapse His knees buckled fall apart the building crumbled after the explosion Negotiations broke down