The Vietnamese word "nheo nhẻo" refers to the way someone talks in a continuous, often annoying or tiresome manner. It can be described as speaking in a prattling or glib way, without much substance or seriousness. This word is often used to describe children or people who talk a lot, especially in a repetitive or trivial manner.
"Nheo nhẻo" captures the essence of light, trivial, or incessant conversation.