齿 ⇒
牙齿 yáchǐ, [牙齒], tooth/dental/CL:顆|颗[kē]
齿 chǐ, [齒], tooth/CL:顆|颗[kē]
齿轮 chǐlún, [齒輪], (machine) gear/pinion (gear wheel)
难以启齿 nányǐqǐchǐ, [難以啟齒], to be too embarrassed to mention sth (idiom)/to find it hard to speak about sth
锯齿 jùchǐ, [鋸齒], sawtooth
口齿 kǒuchǐ, [口齒], mouth and teeth/enunciation/to articulate/diction/age (of cattle, horses etc)
臼齿 jiùchǐ, [臼齒], molar tooth
不齿 bùchǐ, [不齒], to despise/to hold in contempt
启齿 qǐchǐ, [啟齒], to open one's mouth/to start talking
犬齿 quǎnchǐ, [犬齒], canine tooth
智齿 zhìchǐ, [智齒], wisdom tooth
咬牙切齿 yǎoyáqièchǐ, [咬牙切齒], gnashing one's teeth (idiom); displaying extreme anger/fuming with rage between ...
剑齿虎 jiànchǐhǔ, [劍齒虎], saber-toothed tiger
伶牙俐齿 língyálìchǐ, [伶牙俐齒], clever and eloquent (idiom); fluent/having the gift of the gab
羞于启齿 xiūyúqǐchǐ, [羞於啟齒], to be too shy to speak one's mind (idiom)
龋齿 qǔchǐ, [齲齒], tooth decay/dental caries/cavity
乳齿 rǔchǐ, [乳齒], deciduous tooth/milk tooth/baby tooth
唇齿相依 chúnchǐxiāngyī, [唇齒相依], lit. as close as lips and teeth (idiom); closely related/interdependent
齿冠 chǐguān, [齒冠], crown of tooth
齿根 chǐgēn, [齒根], root of tooth
门齿 ménchǐ, [門齒], incisor
义齿 yìchǐ, [義齒], artificial tooth
何足挂齿 齿龈 chǐyín, [齒齦], gum/gingiva
前臼齿 qiánjiùchǐ, [前臼齒], premolar tooth (immediately behind canine teeth in some mammals)
齿条 chǐtiáo, [齒條], rack (and pinion)
齿龈炎 chǐyínyán, [齒齦炎], gingivitis
齿音 chǐyīn, [齒音], dental consonant
类 ⇒
人类 rénlèi, [人類], humanity/human race/mankind
之类 zhīlèi, [之類], and so on/and such
类 lèi, [類], kind/type/class/category/similar/like/to resemble
类似 lèisì, [類似], similar/analogous
类型 lèixíng, [類型], type/category/genre/form/style
类固醇 lèigùchún, [類固醇], steroid
诸如此类 zhūrúcǐlèi, [諸如此類], things like this (idiom); and so on/and the rest/etc
分类 fēnlèi, [分類], classification
同类 tónglèi, [同類], similar/same type/alike
种类 zhǒnglèi, [種類], kind/genus/type/category/variety/species/sort/class
败类 bàilèi, [敗類], scum of a community/degenerate
鸟类 niǎolèi, [鳥類], birds
人类学 rénlèixué, [人類學], anthropology
出类拔萃 chūlèibácuì, [出類拔萃], to excel the common (idiom); surpassing/preeminent/outstanding
鱼类 yúlèi, [魚類], fishes
肉类 ròulèi, [肉類], meat
异类 全人类 各类 gèlèi, [各類], all categories
类别 lèibié, [類別], classification/category
类比 lèibǐ, [類比], analogy/(Tw) (electronics) analog
此类 cǐlèi, [此類], this kind/these kinds/such
归类 guīlèi, [歸類], to classify/to categorize
酒类 贝类 bèilèi, [貝類], shellfish/mollusks
族类 zúlèi, [族類], clan/race
菌类 jūnlèi, [菌類], fungus
藻类 zǎolèi, [藻類], algae
球类 qiúlèi, [球類], ball sports
分门别类 fēnménbiélèi, [分門別類], to organize by categories/to classify
类推 lèituī, [類推], to reason by analogy
类人猿 lèirényuán, [類人猿], hominid
哺乳类 bǔrǔlèi, [哺乳類], mammals/also written 哺乳動物|哺乳动物
豆类 dòulèi, [豆類], bean
禽类 qínlèi, [禽類], bird species/birds
艺术类 分类法 以此类推 yǐcǐlèituī, [以此類推], and so on/in a similar fashion
棋类 蛋类 鸟类学 niǎolèixué, [鳥類學], ornithology/study of birds
类风湿 类毒素 lèidúsù, [類毒素], toxoid
触类旁通 chùlèipángtōng, [觸類旁通], to comprehend (new things) by analogy
类型学 激素类 二类 门类 ménlèi, [門類], category/kind/class
糖类 tánglèi, [糖類], sugar (chemistry)
油类 兽类 shòulèi, [獸類], animals
奶类 类书 lèishū, [類書], reference book consisting of material quoted from many sources, arranged by cate...
类同 不伦不类 bùlúnbùlèi, [不倫不類], out of place/inappropriate/incongruous
同类项 盐类 一类 yīlèi, [一類], same type/category 1 (i.e. class A)
三类 分类学 fēnlèixué, [分類學], taxonomy/taxology/systematics