The Accent Letters

What Is the Dot below? Meaning, Letters and How to Type It

Published September 28, 2026, 2 min read

A dot under a letter. Vietnamese uses it for the heavy tone (ạ, ệ), Yoruba for open vowels (ẹ, ọ), and transliteration systems for retroflex sounds.

Letters with the dot below: ẹ ọ ṣ ạ ị ụ ỵ ḅ ḍ ḥ ḳ ḷ ḹ ṃ

Combining character: U+0323

What the dot below does

A dot under a letter. Vietnamese uses it for the heavy tone (ạ, ệ), Yoruba for open vowels (ẹ, ọ), and transliteration systems for retroflex sounds. Unicode encodes 44 precomposed letters with this mark as their first diacritic, and the combining form U+0323 can add it to any other letter.

Languages that use it

Vietnamese, Yoruba.

All lowercase letters with the dot below

Codes and shortcuts

LetterNameUnicodeAlt codeMac
ẹe with dot belowU+1EB9——
ọo with dot belowU+1ECD——
ṣs with dot belowU+1E63——
ạa with dot belowU+1EA1——
ịi with dot belowU+1ECB——
ụu with dot belowU+1EE5——
ỵy with dot belowU+1EF5——
ḅb with dot belowU+1E05——
ḍd with dot belowU+1E0D——
ḥh with dot belowU+1E25——
ḳk with dot belowU+1E33——
ḷl with dot belowU+1E37——
ḹl with dot below and macronU+1E39——
ṃm with dot belowU+1E43——
ṇn with dot belowU+1E47——
ṛr with dot belowU+1E5B——
ṝr with dot below and macronU+1E5D——
ṩs with dot below and dot aboveU+1E69——
ṭt with dot belowU+1E6D——
ṿv with dot belowU+1E7F——
ẉw with dot belowU+1E89——
ẓz with dot belowU+1E93——

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+0323 in Word and press Alt+X. On a Mac, use Unicode Hex Input: type the letter, then hold Option and type 0323. On a Chromebook, type the letter, then Ctrl+Shift+U, 0323, Space.

Copy every letter with the dot below

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