Hanzi Grove
口
HSK 1 (exam 2025)HSK 1 (2021)Old HSK 3

口 (kǒu) · mouth

3 strokesRadical 口Top–bottom

口 (kǒu) means “mouth”. It is made of 冂 + 一 and has 3 strokes, and is an HSK 1 word in the current exam syllabus (2025).

Break 口 into its parts

What 口 is made of

Origin hint: An open mouth (from the Make Me a Hanzi dataset; treat as a memory aid where history is uncertain)

口 stroke order

口 stroke order diagram: 3 strokes, numbered in writing order
口 is written with 3 strokes. Follow the numbers: each circle marks where a stroke starts. See the stroke order rules.

Example sentences

你家有几口人?Nǐ jiā yǒu jǐ kǒu rén?How many people are in your family?
他在门口。Tā zài ménkǒu.He's at the door.

Words with 口

Also built with 冂

Quick facts

Pinyinkǒu
Meaningmouth; opening; measure word for family members
Strokes3
Radical口 (mouth, #30)
PatternTop–bottom
HSKHSK 1 (exam 2025) · HSK 1 (2021) · Old HSK 3

Questions about 口

What does 口 mean?

口 (kǒu) means “mouth; opening; measure word for family members”.

How many strokes does 口 have?

口 has 3 strokes.

What is the radical of 口?

The radical of 口 is 口 (kǒu, “mouth”), Kangxi radical number 30.

What parts make up 口?

口 is made of 冂 (frame) and 一 (horizontal stroke).

Which HSK level is 口?

口 is in HSK 1 (exam 2025) and HSK 1 (2021) and Old HSK 3.

Learn 口 with its group

It is part of HSK 1 (2021) · Group 14: a short group with quick checks and spaced repeats.

Open the group