1. A word which carries weight：一帆风顺Plain sailing | 一言九鼎A word which carries weight | 如我所愿Just as I thought
2. A word that carries weight：一相情愿: Wishful thinking | 一言九鼎: A word that carries weight | 一马当先: Be the first to take the lead
3. One's words is as heavy as nine tripods：one in thousand 百里挑一 | One's words is as heavy as nine tripods. 一言九鼎. | Only a fool goes looking for trouble. 好汉不吃眼前亏.
4. one's word carries weight of nine tripods：熙熙攘攘 hustle and bustle | 一言九鼎 one's word carries weight of nine tripods | 辗转反侧 to toss and turn