Etymology

Sino-Vietnamese word from 反應 (“reaction; to react”)

Pronunciation

• (Hà Nội) IPA^(key): [faːn˧˩ ʔɨ̞̠ŋ˧ˀ˦]
• (Huế) IPA^(key): [faːŋ˧˩ ʔɨ̞̠ŋ˦˥]
• (Hồ Chí Minh City) IPA^(key): [faːŋ˨˦ ʔɨ̞̠ŋ˦ˀ˥]