HSK C7-9
Correct

齿

/ chǐ / 
Strokes

Definition

tooth

Example

As a Noun
tooth
1
Xiào
笑
bù
不
lùchǐ
露齿

smile one's tight-lipped smile

2
Yǒngjiǔ
永久
chǐ
齿

persistent teeth

As a Noun
tooth-like/dentate part of anything
3
Xì
细
chǐ
齿
shūzi
梳子

fine-tooth comb

4
Shū
梳
  
/
bàchǐ
耙齿

teeth of a comb/rake

As a Verb
rank
5
Bùchǐ
不齿
yú
于
rénlèi
人类

be ineligible to rank among the human race

6
Chǐliè
齿列

rank among/with/along with

As a Noun
age
As a Verb
mention; refer to; speak of