thế kỉ

== Vietnamese == === Alternative forms === thế kỷ === Etymology === Sino-Vietnamese word from 世紀, composed of 世 (“lifetime”) and 紀 (“period”). === Pronunciation === (Hà Nội) IPA(key): [tʰe˧˦ ki˧˩] (Huế) IPA(key): [tʰej˨˩˦ kɪj˧˨] (Saigon) IPA(key): [tʰej˦˥ kɪj˨˩˦] === Noun === thế kỉ a century (100 years)