| 幼稚 | you4 zhi4 | immature |
| 小儿科 | xiao3 er2 ke1 | paediatrics |
| 稚气 | zhi4 qi4 | puerile |
| 傻气 | sha3 qi4 | nonsense |
| 孩子气 | hai2 zi5 qi4 | boyish |
| 童心 | tong2 xin1 | childish heart |
| 嗲 | dia3 | coy |
| 幼少 | you4 shao3 | childishness |
| 天真地 | tian1 zhen1 di5 | childishly |
| 稚拙 | zhi4 zhuo1 | young and clumsy |
| 幼稚地 | you4 zhi4 di5 | childishly |
| 童真 | tong2 zhen1 | naivete |
| 鸡鸡 | ji1 ji1 | penis (childish) |