There are over 100 words in Hawaiian that are made up of only vowels. – WTF Fun Facts
Source: https://digitalcommons.butler.edu/cgi/viewcontent.cgi?article=1802&context=wordways

There are over 100 words in Hawaiian that are made up of only vowels. – WTF Fun Facts
Source: https://digitalcommons.butler.edu/cgi/viewcontent.cgi?article=1802&context=wordways