| 1 | 早老性痴呆 | 早老性痴呆 | zǎo lǎo xìng chī dāi | zao3 lao3 xing4 chi1 dai1 | (coll.) Alzheimer's disease | | |
| 2 | 痴痴 | 痴痴 | chī chī | chi1 chi1 | foolish; stupid; lost in thought; in a daze | | |
| 3 | 痴笑 | 痴笑 | chī xiào | chi1 xiao4 | to giggle foolishly; to titter | | |
| 4 | 老年痴呆症 | 老年痴獃症 | lǎo nián chī dāi zhèng | lao3 nian2 chi1 dai1 zheng4 | senile dementia; Alzheimer's disease | | |
| 5 | 老年痴呆 | 老年痴獃 | lǎo nián chī dāi | lao3 nian2 chi1 dai1 | senile dementia; Alzheimer's disease | | |
| 6 | 娇痴 | 嬌痴 | jiāo chī | jiao1 chi1 | spoilt and naive | | |
| 7 | 花痴 | 花痴 | huā chī | hua1 chi1 | to be smitten with sb; love-struck fool; starry-eyed infatuation | | |
| 8 | 憨痴 | 憨痴 | hān chī | han1 chi1 | silly; stupid | | |
| 9 | 非醉即痴 | 非醉即痴 | fēi zuì jí chī | fei1 zui4 ji2 chi1 | to be drunk or crazy (idiom) | | |
| 10 | 痴醉 | 痴醉 | chī zuì | chi1 zui4 | to be fascinated; to be spellbound | | |
| 11 | 痴长 | 痴長 | chī zhǎng | chi1 zhang3 | to not be wiser despite being older; to be older than (you) by (humble) | | |
| 12 | 痴有痴福 | 痴有痴福 | chī yǒu chī fú | chi1 you3 chi1 fu2 | Fortune favors fools. (idiom) | | |
| 13 | 痴心妄想 | 痴心妄想 | chī xīn wàng xiǎng | chi1 xin1 wang4 xiang3 | to labor under a delusion (idiom); wishful thinking; trad. form 痴心妄想 also used | | |
| 14 | 痴心 | 痴心 | chī xīn | chi1 xin1 | infatuation | | |
| 15 | 白痴 | 白痴 | bái chī | bai2 chi1 | idiocy; idiot | | |
| 16 | 痴想 | 痴想 | chī xiǎng | chi1 xiang3 | to daydream; wishful thinking; pipe dream | | |
| 17 | 痴傻 | 癡傻 | chī shǎ | chi1 sha3 | stupid; foolish | | |
| 18 | 痴人说梦 | 痴人說夢 | chī rén shuō mèng | chi1 ren2 shuo1 meng4 | lunatic ravings; nonsense; pipe dream | | |
| 19 | 痴人痴福 | 痴人痴福 | chī rén chī fú | chi1 ren2 chi1 fu2 | a fool suffers foolish fortune (idiom) | | |
| 20 | 痴情 | 癡情 | chī qíng | chi1 qing2 | infatuation | | |
| 21 | 痴迷 | 痴迷 | chī mí | chi1 mi2 | infatuated; obsessed | | |
| 22 | 痴汉 | 痴漢 | chī hàn | chi1 han4 | molester (loanword from Japanese "chikan"); idiot; fool | | |
| 23 | 痴呆症 | 痴呆症 | chī dāi zhèng | chi1 dai1 zheng4 | dementia | | |
| 24 | 痴呆 | 痴獃 | chī dāi | chi1 dai1 | imbecility; dementia; imbecility; dementia | | |
| 25 | 痴騃 | 痴騃 | chī ái | chi1 ai2 | stupid; foolish | | |