Is “Huh?” a Universal Word? Conversational Infrastructure and the Convergent Evolution of Linguistic Items
The vowel inventories of the world's languages tend to make maximal use of vowel space . In contrast to this, the vowels of the OIR interjections all cluster in the same low-front region. Abbreviations: Cha'palaa (Cha), Dutch (Dut), Icelandic (Ice), Italian (Ita), Lao (Lao), Mandarin (Man), Murrinh-Patha (Mur), Russian (Rus), Siwu (Siw), Spanish (Spa).