HanziGuru.衛 · wèi
衛
wèi[wei4]Tone 4

guard, defend, protect, hygiene

HSK 3
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English · guard, defend, protect, hygiene

Cached lesson
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Topology:Left-right
Strokes:3
Writing Balance Rule: The left side (行) takes up about one-third of the space, while the right side (韦) takes up the remaining two-thirds, ensuring proper horizontal proportion.
Simplification Logic: Simplified from 衛 by replacing the complex right-hand phonetic component with the simplified component 韦 (wei).

to defend, protect, guard

surname Weivassal state during the Zhou Dynastyabbreviation for hygiene, health (e.g. 卫生)abbreviation for toilet, restroom (e.g. 卫生间)
Verb / NounNeutral#security#military#health#governance
Sample Usage
  • 我们要保卫祖国。
    Wǒmen yào bǎowèi zúguó.
    We want to defend our motherland.
  • 注意个人卫生很重要。
    Zhùyì gèrén wèishēng hěn zhòngyào.
    Paying attention to personal hygiene is very important.
/[weɪ̯⁵¹]/Tone: 51
衛
wèiwei4
++
`(51)
=wèi
Initial Consonant
w
Type: Labio-Velar Glide (Zero Initial)
Sounds like: w sound as in 'water'
Unaspirated
Airflow Tactile Test: Round lips tightly before gliding into vowel.
Tongue & Mouth Position: Lips rounded initially, tongue in neutral mid position.
Final Rhyme
ei
Vowel Group: -e vowel group
Sounds like: -ei rhymes with 'ay' in 'day'
Mouth Shape Guide: Pronounce as standalone vowel 'ay'.
Common Learner Trap: Keep vowel quality steady across all 4 tone contours.
Tone
T4 (51)
4th Tone (High-Falling)
Tone Pitch & Cadence: Tone 4 starts high and drops sharply, exactly like shouting a sharp command or an emphatic 'No!' in English.
👂
Listening trap: Confusing it with Tone 2 (wéi) or Tone 3 (wěi). Because it is a falling tone, make sure the pitch starts high and drops immediately without dipping first.
👋
Physical Tone Gesture: A sharp, decisive chop downward with your hand, mirroring the high-to-low falling pitch of Tone 4.

Topology: Left-right · Strokes: 3 strokes

Writing Balance Rule: The left side (行) takes up about one-third of the space, while the right side (韦) takes up the remaining two-thirds, ensuring proper horizontal proportion.

Simplification Logic: Simplified from 衛 by replacing the complex right-hand phonetic component with the simplified component 韦 (wei).

Radical 行 · Step Radical (movement, intersection, path)

Semantic Clue (形旁): 行 (Indicates movement or patrol along a path for defense.)

Phonetic Clue (声旁): 韦 (original sound: wei)

A soldier patrolling (行) around the perimeter boundary (韦) to guard and defend the territory.

  • 行 Movement or path (patrolling)
  • 韦 Phonetic clue for 'wèi' and boundary concept
Liushu category: Phono-semantic (形声)

Origin: Originally composed of an intersection/path symbol (行) and a foot-print or leather enclosure element, signifying soldiers standing guard at crossroads or city borders.

Semantic Evolution: From patrolling and guarding borders in ancient feudal states to general protection, defense, and modern sanitation/hygiene.

  • State of Wei (卫国) was a prominent vassal state of the Zhou Dynasty.
  • In modern times, it is most frequently seen in compounds like 卫生 (health/hygiene).
🇯🇵
Kanji (Japanese)
On: エイ (ei) / Kun: まも.る (mamoru)
🇰🇷
Hanja (Korean)
위
Vivid Mnemonic Story

You are on guard duty walking along the path (行), shouting 'WAY! (wèi)' to stop intruders from crossing the boundary.

Phonetic Family (形声字家族)
韦
wéitanned leather, surnameBase phonetic component without the patrol path.
韩
hánKorea, surnameUses the vehicle radical (车) instead of step radical.
Lookalikes & Traps (形近字)
喂(wèi)
喂 has the mouth radical (口) because it means 'to feed' or 'hello', whereas 卫 uses the step/movement radical (行) for defense.
位(wèi)
位 uses the person radical (亻) meaning 'position or polite counter for people', while 卫 uses 行.
Active Recall Challenge
我們必須保護環境,註意個人[___]。
Clue: wèi shēng
Common Learner Pitfall

Confusing the tone with Tone 2 (wéi) when using it in everyday compounds like 卫生.

Memory Prompts
Recognition: When you see the character 卫, what is its primary meaning and falling tone pronunciation?
Production: How do you write the character for 'to defend / guard' using the step radical?

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衛wèiguard, defend, protect, hygiene
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