Etymology

Sino-Vietnamese word from 階乘. The more common reading thừa is used instead of thặng. Compare Mandarin 階乘 ‎(jiēchéng), Cantonese 階乘 ‎(gaai1 sing4), Japanese 階乗 ‎(kaijō), Korean 계승 ‎(gyeseung).

Pronunciation

• (Hà Nội) IPA^(key): [z̻aːj˧˧ tʰɨ̞̠ɜ˨˩]
• (Huế) IPA^(key): [jaːj˧˧ tʰɨ̞̠ɜ˧˧]
• (Hồ Chí Minh City) IPA^(key): [jaːj˧˥ tʰɨ̞̠ɜ˨˩]