B1 Verb Forms 3 min read Easy

The Causative 'Tham-hai' (Make/Cause)

Use tham-hai to connect a cause to an effect, just like saying 'makes me' or 'causes me to'.
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Grammar Rule in 30 Seconds

Use 'Tham-hai' to express that someone or something causes an action or a state to happen.

  • Use 'Tham-hai' + [Person] + [Verb] to make someone do something: 'Tham-hai phom yim' (Make me smile).
  • Use 'Tham-hai' + [Adjective] to cause a state: 'Tham-hai ron' (Make it hot).
  • The subject is the initiator, not the one performing the final action.
Subject + ทำให้ (Tham-hai) + Object + Verb/Adjective

Overview

Ever wonder why your Thai friend says they 'made' you do something, like 'The movie made me cry'? In Thai, we don't have a single verb for 'make'. Instead, we use a super handy causative structure with the word tham-hai. It literally translates to 'do-give'. Think of it as a bridge that connects an action to its result. You use it when you want to describe how someone or something influenced an outcome. It is the secret sauce for making your Thai sentences sound way more natural and less like a broken robot.

How This Grammar Works

The structure is basically: [Subject] + tham-hai + [Object] + [Result/Action]. It is like setting up a domino effect. You do something, and because of that, something else happens to someone else. It is very common in daily life. Whether you are complaining about your loud neighbor or explaining why your boss is stressed, tham-hai is your best friend. It is much more versatile than just saying 'because'.

Formation Pattern

1
Start with the Subject (the person or thing causing the change).
2
Add the causative verb tham-hai.
3
Add the Object (the person or thing being affected).
4
Add the resulting action or state (what happens as a result).

When To Use It

You use this whenever you are describing an external influence. Did a sad song make you miss your ex? tham-hai it. Did that spicy som tum make your stomach hurt? tham-hai it. It works for both positive and negative vibes. It is perfect for telling stories on Instagram or explaining your feelings in a group chat. If you want to sound like a local, stop using long 'because' sentences and start using this causal link.

Common Mistakes

Don't try to translate 'make' directly from English. For example, don't use the word 'sang' (which usually means to command). tham-hai is for influence, not for barking orders. Another trap is forgetting the object. You need to say WHO is being affected. Don't leave your listener guessing who is crying or laughing. Keep it clear, keep it simple, and don't overthink the grammar.

Contrast With Similar Patterns

Compare tham-hai with hai. While hai is used for giving things or permission, tham-hai is strictly for causing a state or action. Think of hai as 'let' and tham-hai as 'make'. It is a subtle difference, but it saves you from accidentally telling your boss you 'let' them fire you instead of saying the situation 'made' them do it. Oops, that would be a bad day at the office.

Quick FAQ

Q

Can I use it in formal settings? A: Yes, it is standard Thai. Q: Does it change with tense? A: No, Thai verbs don't conjugate, so tham-hai stays the same regardless of time. Keep it chill, keep it consistent.

Meanings

The causative verb 'Tham-hai' is used to indicate that the subject causes an object to perform an action or enter a specific state.

1

Forced/Induced Action

Causing someone to perform an action.

“แม่ทำให้ลูกกินข้าว”

“หัวหน้าทำให้พนักงานทำงานหนัก”

2

Resulting State

Causing something to become a certain way.

“อากาศทำให้ฉันป่วย”

“ฝนทำให้ถนนเปียก”

Tham-hai Structure

Subject Causative Object Result/Action
Phom Tham-hai Khao Yim
Fon Tham-hai Thanon Piak
Khao Tham-hai Phom Khao-jai
Mae Tham-hai Luk Kin-khao
Nang-sue Tham-hai Chan Sanuk
Khao Tham-hai Phom Ro

Reference Table

Reference table for The Causative 'Tham-hai' (Make/Cause)
Part Thai Function
Subject Subject The cause
Causative tham-hai The link
Object Object The person affected
Action Action The result

Formality Spectrum

Formal
ข่าวนี้ทำให้ข้าพเจ้ารู้สึกเศร้า

ข่าวนี้ทำให้ข้าพเจ้ารู้สึกเศร้า (Expressing emotions)

Neutral
ข่าวนี้ทำให้ฉันรู้สึกเศร้า

ข่าวนี้ทำให้ฉันรู้สึกเศร้า (Expressing emotions)

Informal
ข่าวนี้ทำเอาฉันเศร้าเลย

ข่าวนี้ทำเอาฉันเศร้าเลย (Expressing emotions)

Slang
ข่าวนี้ทำเอาดิ่งเลย

ข่าวนี้ทำเอาดิ่งเลย (Expressing emotions)

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Examples by Level

1

ทำให้อร่อย

Make it delicious

2

ทำให้ร้อน

Make it hot

3

ทำให้ดี

Make it good

4

ทำให้เร็ว

Make it fast

1

เขาทำให้ฉันยิ้ม

He made me smile

2

อย่าทำให้ฉันโกรธ

Don't make me angry

3

ฝนทำให้ถนนเปียก

Rain made the road wet

4

แม่ทำให้ลูกกินข้าว

Mom made the child eat

1

ข่าวนี้ทำให้เขากังวลมาก

This news made him very worried

2

การฝึกฝนทำให้เราเก่งขึ้น

Practice makes us better

3

เสียงเพลงทำให้ฉันผ่อนคลาย

Music makes me relax

4

เขาทำให้ฉันเข้าใจผิด

He made me misunderstand

1

นโยบายใหม่ทำให้พนักงานมีความสุข

The new policy made employees happy

2

ความประมาททำให้เกิดอุบัติเหตุ

Carelessness causes accidents

3

สถานการณ์นี้ทำให้เราต้องตัดสินใจ

This situation makes us have to decide

4

เทคโนโลยีทำให้ชีวิตง่ายขึ้น

Technology makes life easier

1

ความล้มเหลวในอดีตทำให้เขาแข็งแกร่งขึ้น

Past failures made him stronger

2

การกระทำของเขาทำให้เกิดความขัดแย้งในองค์กร

His actions caused conflict in the organization

3

บรรยากาศที่ตึงเครียดทำให้การเจรจาล้มเหลว

The tense atmosphere caused the negotiations to fail

4

ความมุ่งมั่นทำให้เขาก้าวข้ามขีดจำกัด

Determination made him transcend his limits

1

การตีความที่คลาดเคลื่อนทำให้เกิดความเข้าใจผิดในวงกว้าง

Misinterpretation caused widespread misunderstanding

2

สภาวะทางเศรษฐกิจทำให้เกิดการเปลี่ยนแปลงเชิงโครงสร้าง

Economic conditions caused structural changes

3

ความเห็นอกเห็นใจทำให้มนุษย์เชื่อมโยงถึงกัน

Empathy makes humans connect with each other

4

ความเงียบงันทำให้บรรยากาศดูขลังขึ้น

The silence made the atmosphere seem more mystical

Easily Confused

The Causative 'Tham-hai' (Make/Cause) vs Hai (to give/let)

Learners mix up 'letting' someone do something with 'making' them do it.

Common Mistakes

✗

Tham phom yim

✓

Tham-hai phom yim

Missing 'hai' makes it mean 'do me smile' which is wrong.
✗

Tham-hai yim phom

✓

Tham-hai phom yim

Wrong word order.
✗

Tham-hai khao hai yim

✓

Tham-hai khao yim

Double causative marker.
✗

Tham-hai khao yim-laew

✓

Khao tham-hai phom yim

Confusing the subject and object.

Sentence Patterns

___ ทำให้ฉัน ___

Real World Usage

Social Media very common

รูปนี้ทำให้ฉันคิดถึงบ้าน

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🎯

Think of it as a bridge

Imagine tham-hai as a bridge connecting a cause to an effect.

Smart Tips

Use 'Tham-hai' + [Feeling Adjective].

Phom rusuek dee → Khao tham-hai phom rusuek dee

Pronunciation

Tham (flat) - hai (downward)

Tone

Tham (mid) - hai (falling).

Statement

Tham-hai... (falling)

Neutral statement

Memorize It

Mnemonic

Tham (Do) + Hai (Give) = You 'do' something that 'gives' a result to someone.

Visual Association

Imagine a puppet master pulling strings. The strings are 'Tham-hai', and the puppet is the person doing the action.

Rhyme

Tham-hai makes it happen, it's the causative action, use it for a reaction, it's the Thai interaction.

Story

I wanted my friend to smile. I told a joke. The joke made him smile. 'Joke tham-hai khao yim'.

Word Web

ทำให้ทำให้ผลลัพธ์สาเหตุกระทำ

Challenge

Write 5 sentences today about things that made you feel something (e.g., 'The coffee made me awake').

Cultural Notes

Thai culture values indirectness. Using 'Tham-hai' can sometimes sound blunt if not softened with particles like 'na' or 'khrap/ka'.

Derived from the verb 'tham' (to do) and 'hai' (to give).

Conversation Starters

“

อะไรทำให้คุณมีความสุข?

Journal Prompts

Write about a movie that made you cry.
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Test Yourself

Fill in the blank

กาแฟแก้วนี้ ___ ฉันตื่นตัว

✓ Correct! ✗ Not quite. Correct answer: tham-hai
We use tham-hai to describe how the coffee caused the state of being alert.

Score: /1

Practice Exercises

1 exercises
Fill in the blank with Tham-hai.

ฝน ___ ถนนเปียก

✓ Correct! ✗ Not quite. Correct answer: ทำให้
Tham-hai is the causative marker.

Score: /1

FAQ (1)

Mostly, yes, but it must be a causative situation.

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In Other Languages

Japanese high

Saseru (causative)

Japanese uses a verb suffix, Thai uses a separate word.

Chinese moderate

Shǐ

Thai structure is more flexible with adjectives.

English high

Make

Thai does not change the main verb form.

Spanish moderate

Hacer que

Spanish requires a subjunctive clause.

French moderate

Faire

Thai does not use infinitives.

German low

Verursachen

Thai is more analytical.

Previous
Causative 'Hai': Making Things Happen in Thai
Next
Thai Permissive Grammar: Using `hai` (ให้) for Permission

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