| 二 | èr | two; twice |
| 儿 | ér er | son, child; KangXi radical 10 |
| 尒 | ěr | you, your |
| 尓 | ěr | you; that |
| 尔 | ěr | you; that, those; final particle |
| 弍 | èr | number two |
| 弐 | èr | number two |
| 而 | ér néng | and; and then; and yet; but |
| 耳 | ěr réng | ear; merely, only; handle |
| 児 | ér | son, child, oneself; final part |
| 兒 | ér er | son, child, oneself; final part |
| 刵 | èr | punishment by cutting off ears |
| 佴 | èr nài mǐ | a second, an assistant |
| 㚷 | ěr nǎi | (same as 嬭) the breasts of a woman; milk; a term of respect for women; grandma, one's elder sister or sisters, used for a girl's name |
| 咡 | èr | side of mouth |
| 洱 | ěr | a lake in Yunnan |
| 耏 | ér nài | whiskers |
| 饵 | ěr | bait; bait, entice; dumplings |
| 㖇 | ér | the lips; (Cant.) to sip |
| 㛅 | èr | used in girl's name |
| 㧫 | ér | to hold; to grasp, to maintain; to keep, a post, to lead on, (same as 擩) to rub, to crumble by hand, to massage; mixed-up; confused |
| 迩 | ěr | be near, be close; recently |
| 贰 | èr | number two |
| 䎟 | ér nùo | to fawn on; to flatter; to please, to love, attractive |
| 䎠 | ér | to twist or to crumple between hands and make something turn, (same as 愞 懦) cowardice; timid; weak and cowardly |
| 洏 | ér | tears; tearful |
| 胹 | ér | cooked; well-done |
| 䏪 | èr | tendon (of meat animals); sinews; muscles |
| 栭 | ér | king-post |
| 珥 | ěr | ear ornament; stick, insert |
| 貮 | èr | number two |
| 铒 | èr | erbium |
| 唲 | ér | forced laughter |
| 鸸 | ér | swallow |
| 䎶 | èr | offering blood to God |
| 貳 | èr | number two |
| 䌺 | ěr | (simplified form) (interchangeable 耳) flourishing; thriving; vigorous |
| 衈 | èr ěr | the blood of a sacrificial fowl which was sprinkled on the doors and vessels |
| 㢽 | ěr | (same as 餌) a bait, cakes, food, to eat |
| 䋙 | ěr | reins; bridle |
| 㮕 | ér rǔan | fruit, plant, (same as 檽) a fruit tree; black date |
| 䣵 | èr | to brew the wine a second time, to get over a drinking bout |
| 輀 | ér | hearse |
| 䋩 | ér | pretty and fine silk fabrics |
| 鲕 | ér | roe |
| 爾 | ěr | you; that, those; final particle |
| 鉺 | ěr èr kēng | erbium |
| 㒃 | èr | (same as 貳) capital form of two, a second job, to harbour doubts; to hesitate, to revolt |
| 餌 | ěr | bait; bait, entice; dumplings |
| 駬 | ěr | name of a legendary swift horse |
| 樲 | èr | jujube |
| 髵 | ér | whiskers, bristles on the jaws of an animal |
| 鴯 | ér | swallow |
| 鮞 | ér | roe |
| 濡 | rú núan rǔan ér nùo | immerse, moisten; wet, damp |
| 邇 | ěr | be near, be close; recently |
| 臑 | rú ér nào | soft |
| 䮘 | ér ní pài pó | young horse, stallion; male horse |
| 薾 | ěr | luxuriant growth of flower |
| 轜 | ér | hearse |