Unicode: F42D. Infix ordering operator. x y is by default interpreted as NotSucceedsEqual[x,y].
Unicode: 2289. Alias: Esc !sup= Esc. Infix set relation operator. x ⊉ y is by default interpreted as NotSupersetEqual[x,y].
Unicode: 2244. Alias: Esc !~= Esc. Infix similarity operator. x ≄ y is by default interpreted as NotTildeEqual[x,y].
NotEqualTilde[x, y, ...] displays as x \[NotEqualTilde] y \[NotEqualTilde] ....
NotGreaterEqual[x, y, ...] displays as x \[NotGreaterEqual] y \[NotGreaterEqual] ....
NotHumpEqual[x, y, ...] displays as x \[NotHumpEqual] y \[NotHumpEqual] ....
NotLessEqual[x, y, ...] displays as x \[NotLessEqual] y \[NotLessEqual] ....
NotPrecedesEqual[x, y, ...] displays as x \[NotPrecedesEqual] y \[NotPrecedesEqual] ....
NotSubsetEqual[x, y, ...] displays as x \[NotSubsetEqual] y \[NotSubsetEqual] ....
NotSucceedsEqual[x, y, ...] displays as x \[NotSucceedsEqual] y \[NotSucceedsEqual] ....