| 牙 | yá | tooth; ivory; CL:颗 |
| 西班牙 | Xī bān yá | Spain |
| 牙齿 | yá chǐ | dental; tooth; CL:颗 |
| 匈牙利 | Xiōng yá lì | Hungary |
| 葡萄牙 | Pú táo yá | Portugal |
| 海牙 | Hǎi yá | The Hague (city in the Netherlands); Den Haag |
| 爪牙 | zhǎo yá | pawn; lackey; accomplice (in crime); collaborator; henchman; claws and teeth |
| 象牙 | xiàng yá | ivory |
| 咬牙 | yǎo yá | to clench one's teeth; to grind the teeth; gnaw |
| 月牙 | yuè yá | crescent moon |
| 牙关 | yá guān | jaw; mandibular joint |
| 牙粉 | yá fěn | dental floss; tooth powder |
| 象牙海岸 | Xiàng yá hǎi àn | Ivory Coast, West Africa |
| 牙膏 | yá gāo | toothpaste; CL:管 |
| 咬牙切齿 | yǎo yá qiè chǐ | gnashing one's teeth (idiom); displaying extreme anger; fuming with rage between gritted teeth |
| 牙刷 | yá shuā | toothbrush; CL:把 |
| 板牙 | bǎn yá | incisor; molar; screw die; threading die |
| 乳牙 | rǔ yá | deciduous tooth; milk tooth; baby tooth |
| 亚曼牙 | Yà màn yá | Yamanya township in Shule county, Kashgar, Xinjiang |
| 亚曼牙乡 | Yà màn yá xiāng | Yamanya township in Shule county, Kashgar, Xinjiang |
| 以牙还牙 | yǐ yá huán yá | a tooth for a tooth (retaliation) |
以眼还眼，
以牙还牙 | yǐ yǎn huán yǎn ,
yǐ yá huán yá | an eye for an eye, a tooth for a tooth (idiom)fig. to use the enemy's methods against him; to give sb a taste of his own medicine |
| 伶牙俐齿 | líng yá lì chǐ | clever and eloquent (idiom); fluent; having the gift of the gab |
| 佛牙 | Fó yá | Buddha's tooth (a holy relic) |
| 假牙 | jiǎ yá | false teeth; dentures |
| 假象牙 | jiǎ xiàng yá | celluloid |
| 切牙 | qiē yá | incisor tooth |
| 刷牙 | shuā yá | to brush teeth |
| 剔牙 | tī yá | to pick one's teeth |
| 匈牙利语 | Xiōng yá lì yǔ | Hungarian language |
| 吽牙 | ōu yā | sound of dogs fighting, also written 吽呀 |
| 呲牙咧嘴 | zī yá liě zuǐ | to grimace (in pain); to show one's teeth; to bare one's fangs |
| 咬紧牙关 | yǎo jǐn yá guān | lit. to bite the teeth tightly (idiom); fig. to grit one's teeth and bear the pain; to bite the bullet |
| 尖牙 | jiān yá | canine tooth; fang; tusk |
| 尾牙 | wěi yá | a year-end dinner for employees |
| 张牙舞爪 | zhāng yá wǔ zhǎo | to bare fangs and brandish claws (idiom); to make threatening gestures |
| 弹牙 | tán yá | al dente |
| 恒牙 | héng yá | permanent tooth (as opposed to deciduous tooth 乳牙); adult tooth |
| 房牙 | fáng yá | real estate agent |
| 房牙子 | fáng yá zǐ | real estate agent |
| 拔牙 | bá yá | dental extraction |
| 拾人牙慧 | shí rén yá huì | to pick up what others say (idiom); to pass off other people's opinions as one's own; to parrot |
| 换牙 | huàn yá | to grow replacement teeth (zoology); to grow permanent teeth in place of milk teeth |
| 挤牙膏 | jǐ yá gāo | lit. to squeeze out toothpaste; fig. to extract a confession under pressure |
| 暂牙 | zàn yá | deciduous tooth; milk tooth; baby tooth; also written 乳齿 |
| 月牙形 | yuè yá xíng | crescent |
| 槽牙 | cáo yá | premolar tooth |
| 正牙带环 | zhèng yá dài huán | orthodontic brace |
| 无牙 | wú yá | toothless; fig. powerless |
| 牙克石 | Yá kè shí | Yakeshi county level city, Mongolian Yagshi xot, in Hulunbuir 呼伦贝尔, Inner Mongolia |
