\[FilledDiamond] (Mathematica Character Name)

Unicode: 25C6. Letter-like form.

\[FilledDownTriangle] (Mathematica Character Name)

Unicode: 25BC. Letter-like form.

\[FilledSmallCircle] (Mathematica Character Name)

Unicode: F750. Alias: Esc fsci Esc. Letter-like form. Used as a dingbat.

\[FilledSmallSquare] (Mathematica Character Name)

Unicode: 25FC. Alias: Esc fssq Esc. Letter-like form. Used as a dingbat. Not the same as \[SelectionPlaceholder].

\[FilledUpTriangle] (Mathematica Character Name)

Unicode: 25B2. Letter-like form.

\[FilledVerySmallSquare] (Mathematica Character Name)

Unicode: 25AA. Alias: Esc fvssq Esc. Letter-like form. Used as a dingbat.

\[FivePointedStar] (Mathematica Character Name)

Unicode: 2605. Alias: Esc *5 Esc. Letter-like form. Not the same as the operator \[Star].

\[Flat] (Mathematica Character Name)

Unicode: 266D. Letter-like form. Used to denote musical notes. Sometimes used in mathematical notation.

\[ForAll] (Mathematica Character Name)

Unicode: 2200. Alias: Esc fa Esc. Compound operator. ∀_xy is by default interpreted as ForAll[x,y].

\[FreakedSmiley] (Mathematica Character Name)

Unicode: F721. Alias: Esc :-@ Esc. Letter-like form.