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"У" is a letter in the Cyrillic alphabet used to write Russian and several other Slavic languages. It represents a vowel sound similar to the "oo" in English "boot" and is fundamental to forming words in these languages.
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U (У у; italics: У у or У у; italics: У у) is a letter of the Cyrillic script. It commonly represents the close back rounded vowel /u/, somewhat like the pronunciation of ⟨oo⟩ in "boot" or "boo". The forms of the Cyrillic letter U are similar to the lowercase of the Latin letter Y (Y y; Y y).
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