Hangul syllable Cyeom

It is one Korean syllable, not a complete reading by itself. Its jamo—the Korean letter parts—are ㅊ, ㅕ and ㅁ. “Cyeom” names the assembled block; it does not translate it.

Hangul was designed because Korean did not fit Chinese characters easily, giving people a practical way to read and write Korean. The first recorded mention of Hunminjeongeum (훈민정음), the original name of the writing system, is dated 1443; its explanatory book appeared in 1446.

Hangul spread through Buddhist texts, letters, novels and official documents. After the 1894 reform, it was commonly called gukmun or gukseo, Korean names for national writing; after 1928, the name Hangeul spread widely. One debated scholarly proposal links parts of Hangul’s design to the Phags-pa script, but that does not show this exact syllable was borrowed.

Why did my Korean keyboard split the syllable?

The input method may show jamo before joining them into the block. Enter ㅊ, ㅕ and ㅁ in order; Korean input joins them as you type. As of 2026, Mac Korean input can delete by Jaso (one jamo) or Gulja (a whole syllable), so backspace may remove part or all.

The same syllable has a canonical decomposed Unicode form, 쳠. A text field may show those three jamo instead of the precomposed block; the spelling structure is the same.