Etymology

Sino-Vietnamese word from 合同 (“contract”)

Pronunciation

• (Hà Nội) IPA^(key): [həːʔp̚˧ˀ˨ʔ ˀɗɜwŋ͡m˨˩]
• (Huế) IPA^(key): [həːʔp̚˨ˀ˨ʔ ˀɗɜwŋ͡m˧˧]
• (Hồ Chí Minh City) IPA^(key): [həːʔp̚˨ˀ˧ʔ ˀɗɜwŋ͡m˨˩]