哼哼唧唧 | hēng hēng jī jī | whining / groaning / muttering | |
长吁短叹 | cháng xū duǎn tàn | long moan and short gasp (idiom) / continually moaning and groaning in pain | |
嗯 | ēn | (a groaning sound) | |
吱 | zhī | (onom.) creaking or groaning | |
狼号鬼哭 | láng háo guǐ kū | lit. wolves howling, devils groaning (idiom) / pathetic screams |