Phono-semantic — one part hints at the meaning, another at the sound
Example phrases
听到判决结果后,证人的声音明显开始颤抖。Tīngdào pànjué jiéguǒ hòu, zhèngrén de shēngyīn míngxiǎn kāishǐ chàndǒu.After hearing the verdict, the witness's voice clearly began to tremble.
天气太冷,孩子冻得全身颤抖。Tiānqì tài lěng, háizi dòng de quánshēn chàndǒu.It was so cold that the child shivered all over.
他拿着信的手一直在颤抖,半天说不出话来。Tā ná zhe xìn de shǒu yìzhí zài chàndǒu, bàntiān shuō bu chū huà lái.The hand holding the letter kept trembling, and he couldn't speak for a long while.