Unicode: 00A1. Alias: Esc d! Esc. Letter-like form. Used in Spanish.
Unicode: 2950. Infix arrow-like operator. x ⥐ y is by default interpreted as DownLeftRightVector[x,y]. Extensible character.
Unicode: 21BD. Infix arrow-like operator. x ↽ y is by default interpreted as DownLeftVector[x,y]. Extensible character.
Unicode: 00BF. Alias: Esc d? Esc. Letter-like form. Used in Spanish.
Unicode: 21C1. Infix arrow-like operator. x ⇁ y is by default interpreted as DownRightVector[x,y]. Extensible character.
Unicode: 21A7. Infix arrow operator. x ↧ y is by default interpreted as DownTeeArrow[x,y]. Extensible character.
Unicode: 22A4. Alias: Esc dT Esc. Infix operator. x ⊤ y is by default interpreted as DownTee[x,y].
Unicode: 00E9. Alias: Esc e' Esc. Letter. Included in ISO Latin-1.
\[EBar]
(Mathematica Character Name) Unicode: 0113. Alias: Esc e- Esc. Letter. Included in ISO Latin-4. Used in transliterations of various non-Latin alphabets.
\[ECup]
(Mathematica Character Name) Unicode: 0115. Alias: Esc eu Esc. Letter. Not included in ISO Latin. Used in transliterations of Cyrillic characters.