Etymology

From cầu (球, "ball") and lông ("plume").

Pronunciation

• (Hà Nội) IPA^(key): [kɜw˨˩ l̪ɜwŋ͡m˧˧]
• (Huế) IPA^(key): [kɜw˧˧ lɜwŋ͡m˧˧]
• (Hồ Chí Minh City) IPA^(key): [kɜw˨˩ l̻ʲɜwŋ͡m˧˥]