The Accent Letters

What Is the Double acute? Meaning, Letters and How to Type It

Published September 28, 2026, 2 min read

Two slanted lines above a vowel, found only in Hungarian: ő and ű are the long forms of ö and ü.

Letters with the double acute: ő ű

Combining character: U+030B

What the double acute does

Two slanted lines above a vowel, found only in Hungarian: ő and ű are the long forms of ö and ü. Unicode encodes 4 precomposed letters with this mark as their first diacritic, and the combining form U+030B can add it to any other letter.

Languages that use it

Hungarian.

All lowercase letters with the double acute

Codes and shortcuts

LetterNameUnicodeAlt codeMac
őo with double acuteU+0151——
űu with double acuteU+0171——

How to type it on any letter

On Windows, hold Alt and type the code from the table, or type the letter followed by U+030B in Word and press Alt+X. On a Mac, use Unicode Hex Input: type the letter, then hold Option and type 030B. On a Chromebook, type the letter, then Ctrl+Shift+U, 030b, Space.

Copy every letter with the double acute

Related guides