What 땿 means
It is Korean text, not a standalone word or chat reaction. Its reading depends on the Korean word or sentence around it, so a lone message does not give enough context to interpret it.
Hangul was devised in 1443 and introduced in the 1446 Hunminjeongeum, a book explaining the writing system. It was designed to make Korean easier to write. Hangul coexisted with Chinese-character writing; in 1894 it became Korea's official national writing system, and the current spelling system is based on a unified proposal from 1933.
In Unicode, 땿 decomposes as ᄄ + ᅣ + ᆾ. These jamo are the consonant and vowel letters that combine to form Korean syllable blocks.
How do I type 땿?
Use a Korean IME and enter its three components. On standard Dubeolsik, press Shift+E, then I, then C: ㄸ + ㅑ + ㅊ becomes 땿. Other layouts use different keys, but the order remains initial consonant, vowel, final consonant.
Unicode can represent the same syllable as one precomposed block or as conjoining jamo. If an app or font fails to shape that sequence, the parts may show separately; the display changes, but the represented syllable does not.
Neutral as written; the surrounding Korean text supplies the reading.
If this arrives alone, ask for the Korean phrase around it before interpreting it as a response.
Questions people ask
1Why does 땿 sometimes appear as separate jamo?
It is a display issue, not a different syllable. Unicode represents Hangul either as a precomposed block or as conjoining jamo; software with incomplete shaping can show the components separately.
How to type 땿
땿\B57FCodes and encoding1 code points
A visible symbol can contain several code points. JS .length counts UTF-16 units; UTF-8 counts bytes.