Thai Grammar Hub

Understand Thai Grammar Faster

Browse the grammar system by level and category, then open clear explanations with practical examples.

291 Total Rules
75 Chapters
7 CEFR level
Understand Thai Grammar Faster

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Active filters: CEFR level: A0
A0 Writing System Verified

The 44 Thai Consonants (Phayanchana)

The 44 Thai consonants are the foundation for reading and writing, categorized by tone classes that shape how words sound.

  • Thai has 44 consonants divided into three tone cla...
  • Most consonants are used in daily writing and text...
10 examples 3 exercises 20 FAQ
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Thai Consonant Classes (High, Mid, Low)

The class of your starting consonant is the master switch that determines the tone of your word.

  • Thai consonants are divided into High, Mid, and Lo...
  • The class of the initial consonant dictates the to...
10 examples 2 exercises 20 FAQ
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A0 Pronunciation Verified

Thai Pronunciation: Final Consonant Stops

Mastering Thai final consonants means learning to stop the airflow, not just pronouncing letters.

  • Initial consonants provide the word's starting ene...
  • Final consonants are often 'unreleased' stops.
9 examples 2 exercises 2 FAQ
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A0 Script & Writing Verified

Thai Script Basics: Reading the Alphabet

Thai script is a logical system where consonant shapes and positions determine the sound and tone.

  • Thai script uses consonants with inherent vowels.
  • Consonants are grouped into three tone-defining cl...
10 examples 2 exercises 2 FAQ
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Thai Vowels: The Building Blocks (Sara)

Thai vowels are positional symbols that wrap around consonants to create unique, distinct sounds.

  • Thai vowels can appear above, below, before, or af...
  • Every syllable requires at least one consonant as...
10 examples 3 exercises 20 FAQ
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Thai Vowel Length: Short vs Long

In Thai, vowel length is a primary feature that determines the meaning of a word.

  • Short vowels are quick and snappy.
  • Long vowels are held for twice the duration.
10 examples 3 exercises 20 FAQ
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Mastering Thai Tone Marks (Wannayuk)

Thai tone marks (Wannayuk) are essential visual cues that shift the pitch and meaning of every word.

  • Wannayuk are tone marks that change word meaning.
  • There are four main marks: mai ek, mai tho, mai tr...
4 examples 2 exercises 4 FAQ
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A0 Sentence Structure Verified

Mastering Thai Syllable Structure (Syllables)

Thai language relies on stacking individual, rhythmic, single-syllable units to form meaning without changing word endings.

  • Thai syllables consist of an initial consonant, a...
  • There are no complex verb conjugations or plural e...
5 examples 2 exercises 2 FAQ
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The Five Thai Tones (The Musical Language)

Tones are the musical foundation of Thai; ignoring them makes your speech unintelligible to locals.

  • Thai has five tones: Mid, Low, Falling, High, and...
  • Tones change the meaning of words completely, so p...
10 examples 2 exercises 20 FAQ
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Polite Particles in Thai (`khrap` & `kha`)

Using `khrap` and `kha` at the end of sentences is the essential way to show respect in Thai.

  • Use `khrap` if you are male to sound polite.
  • Use `kha` if you are female to sound polite.
10 examples 3 exercises 20 FAQ
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Thai Politeness Particles (`krap`/`ka`)

Adding `krap` or `ka` to the end of your sentences is the easiest way to sound instantly polite in Thai.

  • Use `krap` if you identify as male.
  • Use `ka` if you identify as female.
12 examples 3 exercises 20 FAQ
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Mastering Thai Tones (The Basics)

In Thai, the pitch of your voice changes the word's meaning, so practice your tones to be understood.

  • Thai has five distinct tones.
  • Pitch changes word meaning.
10 examples 3 exercises 20 FAQ
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A0 Particles Verified

Polite Particles (Khrap/Ka)

Adding `khrap` or `ka` to the end of your sentences is the golden rule for sounding polite and respectful in Thai.

  • Use `khrap` if you are male to sound polite.
  • Use `ka` if you are female to sound polite.
10 examples 2 exercises 20 FAQ
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A0 Expressions & Patterns Verified

The Essential Thai Greeting (Sawatdee)

`Sawatdee` is your universal Thai greeting, made polite by adding `kráp` or `kâ` at the end.

  • Use `Sawatdee` for both hello and goodbye.
  • Add `kráp` if you identify as male.
10 examples 3 exercises 22 FAQ
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Thai Polite Particles (ครับ/ค่ะ)

Always add `ครับ` or `ค่ะ` to the end of your sentences to sound polite in Thai.

  • Use `ครับ` (krap) if you identify as male.
  • Use `ค่ะ` (ka) if you identify as female.
6 examples 2 exercises 2 FAQ
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Mastering Thai Consonant Classes (High, Mid, Low)

Understanding the three Thai consonant classes is the vital key to pronouncing words correctly and reading Thai accurately.

  • Thai consonants are split into three classes: High...
  • The consonant class determines the tone of the syl...
10 examples 2 exercises 20 FAQ
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Thai Mid Class Consonants (ก จ ด ต บ ป อ)

Mid Class consonants are the most versatile letters in Thai because they handle all five tones without needing extra markers.

  • Mid Class consonants are the 9 neutral letters of...
  • They are the only group that naturally takes all f...
6 examples 2 exercises 2 FAQ
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A0 Script & Writing Verified

Basic Thai Sentence Structure (SVO)

Thai sentences follow a simple Subject-Verb-Object pattern where verbs never change, making it easy to start speaking immediately.

  • Thai uses an SVO structure just like English.
  • Verbs never change form, no matter the subject.
10 examples 3 exercises
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Thai Stroke Order: Writing Like a Local

Always start your Thai characters with the circle to ensure proper structure and flow.

  • Always start by drawing the circle (the head) firs...
  • Follow the natural flow: circles then straight lin...
12 examples 3 exercises 18 FAQ
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Thai Spacing Rules (No spaces between words!)

In Thai, only use spaces to signal the end of a complete thought or clause, never between every word.

  • Thai does not use spaces between individual words...
  • Spaces in Thai act as punctuation to mark the end...
10 examples 3 exercises 20 FAQ
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Polite Thai Particles (ครับ/ค่ะ)

Always end your Thai sentences with `ครับ` or `ค่ะ` to show politeness and respect.

  • Use `ครับ` if you identify as male.
  • Use `ค่ะ` if you identify as female.
10 examples 2 exercises 4 FAQ
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A0 Pronunciation Verified

Thai Polite Particles (krub/ka)

Polite particles like `krub` and `ka` are essential social markers that make your Thai sound natural and respectful.

  • Use `krub` if you identify as male.
  • Use `ka` if you identify as female.
6 examples 2 exercises 4 FAQ
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A0 Pronunciation Verified

Mid Class Consonants (Aksorn Klang)

Mid Class consonants are the most predictable letters in Thai, serving as your foundation for perfect tone control.

  • Mid Class consonants are the stable core of Thai p...
  • They consist of nine specific letters: ก, จ, ฎ, ฏ,...
12 examples 3 exercises 20 FAQ
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Thai Tone Basics: Pitch Matters

In Thai, the pitch of your voice defines the meaning of the word itself.

  • Thai has five distinct tones: Mid, Low, Falling, H...
  • Tones change the meaning of words, not just your e...
3 examples 1 exercises 1 FAQ
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Why Learn Thai Grammar?

Grammar is the foundation of language fluency. Without understanding grammar patterns, you can memorize vocabulary but struggle to form correct sentences. Here's why structured grammar study matters:

Build Accurate Sentences

Move beyond memorized phrases. Understand the rules so you can create original, correct sentences in any situation.

Pass Language Exams

Grammar is tested in every major language exam — IELTS, DELE, DELF, JLPT, HSK, TOPIK, and more. Our CEFR-aligned curriculum maps directly to exam requirements.

Understand Native Speakers

Knowing grammar helps you parse complex sentences, understand nuance, and follow conversations even when speakers use advanced constructions.

Progress Faster

Students who study grammar systematically reach fluency faster than those who rely on immersion alone. Structure accelerates learning.

How Our Thai Grammar Course Works

1

Choose Your Level

Start with your CEFR level — from A0 Zero Point to C2 Mastery. Not sure? Begin at A0 and progress at your own pace.

2

Study Structured Chapters

Each chapter covers a grammar topic with clear explanations, pattern tables, and real-world example sentences.

3

Practice with Exercises

Test your understanding with interactive exercises — fill-in-the-blank, multiple choice, sentence building, and translation practice.

4

Track & Progress

Your progress is saved automatically. Complete chapters, unlock new levels, and watch your grammar mastery grow.

Frequently Asked Questions About Thai Grammar

SubLearn covers 291 Thai grammar rules organized across 7 CEFR proficiency levels (from A0 to C2), spanning 75 structured chapters. Each rule includes clear explanations, real-world examples, and interactive practice exercises.

Our Thai grammar curriculum covers CEFR levels from A0 to C2. Each level is designed to match your current proficiency — beginners start with basic sentence patterns at A1, while advanced learners tackle nuanced structures at C1-C2.

Yes! All Thai grammar rules, explanations, and examples are completely free to access. You can browse the full curriculum, read detailed explanations, and practice with exercises at no cost.

Grammar is organized into 75 thematic chapters following the CEFR framework. Each chapter groups related rules together — for example, verb tenses, sentence structure, or particles — so you can learn related concepts in a logical sequence.

Yes! Create a free account to track which grammar rules you've studied, see your progress across all CEFR levels, and pick up exactly where you left off. Your learning progress syncs across devices.