Grammar Rule in 30 Seconds
Khmer uses 33 consonants divided into two series (a-series and o-series) which determine the vowel sound that follows.
- There are 33 consonants, each with an inherent vowel sound.
- Consonants are grouped into 'a-series' and 'o-series' based on their inherent sound.
- Most consonants have a 'subscript' form used when two consonants appear together without a vowel.
Consonant Series Overview
| Series | Inherent Vowel | Example | Pronunciation |
|---|---|---|---|
|
A-Series
|
â
|
ក
|
kâ
|
|
O-Series
|
ô
|
គ
|
kô
|
|
A-Series
|
â
|
ខ
|
khâ
|
|
O-Series
|
ô
|
ឃ
|
khô
|
|
A-Series
|
â
|
ច
|
châ
|
|
O-Series
|
ô
|
ជ
|
chô
|
Common Subscript (Cheung) Forms
| Main | Subscript | Usage |
|---|---|---|
|
ក
|
្ក
|
Cluster
|
|
ត
|
្ត
|
Cluster
|
|
ស
|
្ស
|
Cluster
|
Meanings
The 33 consonants form the backbone of the Khmer writing system, acting as the primary phonetic building blocks for every word.
Phonetic Base
The primary sound of the consonant.
“ក (kâ)”
“ខ (khâ)”
Subscript Form
A secondary shape used when a consonant follows another without a vowel.
“ក + ្ក (k-ka)”
“ស + ្ស (s-sa)”
Reference Table
| Form | Structure | Example |
|---|---|---|
|
Base
|
Consonant
|
ក
|
|
Vowel
|
Consonant + Marker
|
កា
|
|
Subscript
|
Consonant + Subscript
|
ក្ដ
|
|
Complex
|
Consonant + Subscript + Vowel
|
ក្ដា
|
フォーマル度スペクトル
ក (Alphabet)
ក (Alphabet)
ក (Alphabet)
ក (Alphabet)
The Khmer Script Ecosystem
Consonants
- ក kâ
- ខ khâ
Vowels
- ា aa
- ិ i
レベル別の例文
ក
kâ
ខ
khâ
គ
kô
ឃ
khô
កា
kaa
គោ
koo
ក្ដ
kda
ស្ដ
sda
កម្ពុជា
Kampuchea
សួស្ដី
Hello
កូន
Child
ខែ
Month
ការងារ
Work
សិស្ស
Student
ខ្មែរ
Khmer
គំនិត
Idea
កិច្ចការ
Task
សង្គម
Society
វប្បធម៌
Culture
ប្រវត្តិសាស្ត្រ
History
ព្រះរាជាណាចក្រ
Kingdom
សន្តិភាព
Peace
វិទ្យាសាស្ត្រ
Science
អក្សរសាស្ត្រ
Literature
間違えやすい
Learners forget which series a consonant belongs to.
Learners write subscripts as full letters.
Letters like 'ព' and 'ស' look similar.
よくある間違い
Writing consonants like English letters
Using proper stroke order
Ignoring the series
Memorizing series for each letter
Forgetting subscripts
Learning the cheung forms
Mixing up similar shapes
Drilling visual differences
Misplacing vowel markers
Placing markers correctly around the consonant
Incorrect subscript size
Drawing subscripts smaller
Over-pronouncing the inherent vowel
Keeping it short
Confusing series in complex words
Analyzing the root consonant
Misinterpreting clusters
Identifying the subscript
Inconsistent handwriting
Practicing calligraphy
Misusing archaic forms
Using modern standard script
Incorrect cluster formation
Following standard orthography
Ignoring dialectal variation
Sticking to standard Phnom Penh dialect
文型パターン
This is ___.
The word ___ has a subscript.
I am learning ___.
The series of ___ is ___.
Real World Usage
ផ្លូវ
សួស្ដី
បាយ
ការងារ
ខ្មែរ
សណ្ឋាគារ
Use flashcards
Don't rush
Write daily
Ask locals
Smart Tips
Group them by shape.
Use grid paper.
Read aloud.
Use a dictionary app.
発音
Series A
Inherent vowel is 'â' (like 'a' in 'about').
Series O
Inherent vowel is 'ô' (like 'o' in 'go').
Flat
ក
Standard pronunciation
暗記しよう
記憶術
Think of the 'a-series' as the 'open' sound and the 'o-series' as the 'closed' sound.
視覚的連想
Imagine the consonants as little people; the subscripts are their feet (cheung) standing on the ground.
Rhyme
Thirty-three letters in a row, some sound 'a' and some sound 'o'.
Story
Once there were 33 friends. Some loved the sun (a-series) and some loved the moon (o-series). They always walked together, sometimes standing on each other's shoulders (subscripts) to reach the sky.
Word Web
チャレンジ
Write all 33 consonants from memory in 5 minutes.
文化メモ
The script is a source of national pride and identity.
Many consonants are used in Pali/Sanskrit religious texts.
The script is adapted for digital keyboards.
Derived from the Pallava script of Southern India.
会話のきっかけ
What is this letter?
How do you write this word?
Why is this consonant used here?
How does the series affect the vowel?
日記のテーマ
よくある間違い
Test Yourself
___ is the first letter.
Which is a-series?
Find and fix the mistake:
Is 'ក' correct?
Arrange the words in the correct order:
All words placed
Click words above to build the sentence
Match each item on the left with its pair on the right:
ក + ា
ក (a) to o-series?
Khmer has 33 consonants.
Score: /8
練習問題
8 exercises___ is the first letter.
Which is a-series?
Find and fix the mistake:
Is 'ក' correct?
ក, ខ, គ, ឃ
ក to...
ក + ា
ក (a) to o-series?
Khmer has 33 consonants.
Score: /8
よくある質問 (8)
There are 33 consonants.
It determines the inherent vowel.
It is a secondary consonant form.
No, Khmer has no capitals.
Use a pen and follow stroke order.
It takes practice but is logical.
Yes, use a Khmer keyboard.
It reflects historical vowel shifts.
Scaffolded Practice
1
2
3
4
Mastery Progress
Needs Practice
Improving
Strong
Mastered
In Other Languages
Thai consonants
Khmer has more consonants and different shapes.
Lao consonants
Lao is more cursive.
Kana
Khmer uses subscripts for clusters.
Hanzi
Khmer is phonetic.
Abjad
Khmer has inherent vowels.
Latin alphabet
Khmer has no capital letters.
