Czech

Ú/ú is the 34th letter of the Czech alphabet and represents a /uː/ sound. It is always the first letter of the word except in compound words, such as "trojúhelník" triangle, which is composed of two words: "troj", which is derived from "tři" three, and "úhel", which means angle. If this sound is elsewhere in the word, letter Ů is used instead.

Faroese

Ú/ú is the 24th letter of the Faroese alphabet, and may represent the following sounds:

• Short [ʏ] in such words as krúss [kɹʏsː] ("mug", "coffee cup")
• Short [ɪ] before /ɡv/ in such words as kúgv [kɪɡv] ("cow"), but also in brúdleyp [bɹɪdlɛip] ("bridal")
• Long [ʉu] diphthong in úti [ʉuːtɪ] ("out"), hús [hʉuːs] ("house"), jú [jʉuː] ("but"),

Hungarian

Ú/ú is the 36th letter of the Hungarian alphabet and represents a /uː/ sound.

Icelandic

Ú/ú is the 25th letter of the Icelandic alphabet, and represents a /u/ sound.

Javanese

Ú/ú is the letter of the Javanese Latin alphabet, and represents a /ʊ/ sound

Kazakh

It was proposed in 2018 that Ú/ú should be one of its Latin script, it should represent the near-close front rounded vowel (ʏ) and is used to replace Cyrillic Ү. The replacement is modified to be Ü ü in 2020.

Karakalpak

Ú/ú is the 26th letter of the Karakalpak alphabet and represents near-close front rounded vowel.

Slovak

Ú/ú is the 39th letter of the Slovak alphabet and represents a /uː/ sound.

Portuguese/Spanish/Catalan

In Portuguese, Spanish and Catalan, the "ú" is not a letter but the letter "u" with an accent. It is used to denote an "u" syllable with unusual stress.

Italian

Ú/ú is a variant of U carrying an acute accent; it represents an /u/ carrying the tonic accent. It is used only if it is the last letter of the word except in dictionaries.