multitudinous
🇺🇸
/ˌmʌltɪˈtuːdɪnəs/
🇬🇧
/ˌmʌltɪˈtjuːdɪnəs/
very many in number
The museum was filled with a multitudinous collection of ancient artifacts.
博物館裡充滿了無數的古代文物。