U+C53C "씼" Hangul Syllable Ssiss Unicode Character

U+C53C "씼" Hangul Syllable Ssiss is a precomposed syllable in the Korean Hangul writing system, representing the sound /ɕ͈i/ (often romanized as "ssi" with a tensed "s" sound) followed by a final consonant "s" (싵), though its modern phonetic realization is typically as "ssit" in the Korean alphabet. This character is formed from the initial consonant ᄊ (ssang shiot), the medial vowel ᅵ (i), and the final consonant ᇀ (tieut), and it belongs to the Hangul Syllables block in the Unicode standard, which encodes all 11,172 possible syllable combinations of modern Hangul. As part of the Korean script, "씼" is used in formal vocabulary and historical texts, though it is considered a rare or unused syllable in contemporary Korean due to its uncommon consonant cluster.