| 1 | A | A | A | A | (slang) (Tw) to steal | Details |
| 2 | AA制 | AA制 | A A zhi4 | A A zhì | to split the bill/to go Dutch | Details |
| 3 | AB制 | AB制 | A B zhi4 | A B zhì | to split the bill (where the male counterpart foots the larger portion of the sum)/(theater) a system where two actors take turns in acting the main role, with one actor replacing the other if either is unavailable | Details |
| 4 | A菜 | A菜 | A cai4 | A cài | (Tw) lettuce (from Taiwanese 萵仔菜, POJ pr. [e-á-tshài]) | Details |
| 5 | A货 | A貨 | A huo4 | A huò | good-quality fake | Details |
| 6 | A咖 | A咖 | A ka1 | A kā | class "A"/top grade | Details |
| 7 | A片 | A片 | A pian4 | A piàn | adult movie/pornography | Details |
| 8 | A圈儿 | A圈兒 | A quan1 r5 | A quān r | at symbol, @ | Details |
| 9 | 吖 | 吖 | a1 | ā | phonetic a, similar to 呵/-azine, see 吖嗪[a1 qin2] | Details |
| 10 | 呵 | 呵 | a1 | ā | variant of 啊[a1] | Details |
| 11 | 啊 | 啊 | a1 | ā | interjection of surprise/Ah!/Oh! | Details |
| 12 | 锕 | 錒 | a1 | ā | actinium (chemistry) | Details |
| 13 | 阿 | 阿 | A1 | Ā | abbr. for Afghanistan 阿富汗[A1 fu4 han4] | Details |
| 14 | 阿 | 阿 | a1 | ā | prefix used before monosyllabic names, kinship terms etc to indicate familiarity/used in transliteration/also pr. [a4] | Details |
| 15 | 阿巴 | 阿巴 | A1 ba1 | Ā bā | Aba, southeast Nigerian city/Aba, the Lisu 傈僳 word for grandfather | Details |
| 16 | 阿巴嘎旗 | 阿巴嘎旗 | A1 ba1 ga1 qi2 | Ā bā gā qí | Abag banner or Avga khoshuu in Xilin Gol league 錫林郭勒盟|锡林郭勒盟[Xi1 lin2 guo1 le4 meng2], Inner Mongolia | Details |
| 17 | 阿巴拉契亚 | 阿巴拉契亞 | A1 ba1 la1 qi4 ya4 | Ā bā lā qì yà | Appalachian Mountains in North America | Details |
| 18 | 阿巴斯 | 阿巴斯 | A1 ba1 si1 | Ā bā sī | Abbas (name)/Mahmoud Abbas (1935-), also called Abu Mazen, Palestinian leader, Chairman of the Palestinian National Authority (PNA) from 2005 | Details |
| 19 | 阿拔斯王朝 | 阿拔斯王朝 | A1 ba2 si1 Wang2 chao2 | Ā bá sī Wáng cháo | Abbasid Empire (750-1258), successor of the Umayyad caliphate | Details |
| 20 | 阿坝 | 阿壩 | A1 ba4 | Ā bà | Ngawa Tibetan and Qiang autonomous prefecture (Tibetan: rnga ba bod rigs cha'ng rigs rang skyong khul, formerly in Kham province of Tibet), northwest Sichuan, capital Barkam 馬爾康鎮|马尔康镇[Ma3 er3 kang1 zhen4]/also Ngawa county | Details |
