Vertical Line Below
No actual precomposed letters with this diacritic actually exist.
Vertical Line Below in Unicode
|Modifier Letter Low Vertical Line||Combining Vertical Line Below|
|Note: Whether this can be said to be the non-combining version of vertical line below is open to debate. This character is used for marking secondary stress in IPA, while combining vertical line below is used for marking syllabic consonants in IPA.|
Vertical Line Below in Natlangs
|Lowered vowel with retracted tongue root||Yoruba (current Nigerian alphabet)||E̩e̩ /ɛ̙/, O̩o̩ /ɔ̙/||The vertical line below replaced an earlier dot below. This is because the dots get covered when a word is underlined. In Benin, a different alphabet is used for Yoruba.|
|Postalveolar consonant||Yoruba (current Nigerian alphabet)||S̩s̩ /ʃ/|
- Yoruba language, Writing system at Wikipedia.