ซิ

sí

Meanings

1ParticleB1

particle (urging/insistence)

Sentence particle used to press, urge, or insist on an action, making a command or suggestion sound firmer or more persuasive (often after verbs or at sentence end).

Examples

3 more examples
2ParticleB1

particle (softening/encouragement)

Used to soften a request or encourage someone to try or consider something, making it sound friendly or coaxing.

3ParticleB2

particle (emphasis/assertion)

An emphatic sentence particle used to reinforce an assertion or response, including when correcting or contradicting someone.

Examples

3 more examples

Tones

See how the spelling sets each syllable's tone, step by step.

How the tone is decided

  1. Consonant classLow class
  2. Tone markNo tone mark
  3. Syllable endingDead syllableShort vowelA short vowel with no final consonant, so it is dead.

Low class consonants

คฅฆงชซฌญฑฒณทธนพฟภมยรลวฬฮ

Result

High tone

sí

Starts high and keeps climbing.

Low class + No tone mark + Dead syllable · Short vowel → High

Tone chart

Every class and spelling pattern, with this syllable outlined.

Mid classHigh classLow class
No mark + liveMidRisingMid
No mark + dead shortLowLowHigh
No mark + dead longLowLowFalling
Mai ekLowLowFalling
Mai thoFallingFallingHigh
Mai triHigh——
Mai chattawaRising——