Index - W
| w | Turtle.Format, Turtle |
| wait | Turtle.Prelude, Turtle |
| when | Turtle |
| which | Turtle.Prelude, Turtle |
| whichAll | Turtle.Prelude, Turtle |
| WindowBits | |
| 1 (Type/Class) | Turtle.Bytes |
| 2 (Data Constructor) | Turtle.Bytes |
| with | Turtle |
| WithHeader | Turtle.Prelude, Turtle |
| within | Turtle.Pattern, Turtle |
| writable | Turtle.Prelude, Turtle |
| writeonly | Turtle.Prelude, Turtle |
| writeTextFile | Turtle.Prelude, Turtle |