| Key | Data.IntMap |
| KeyboardInterrupts | System.Posix.Terminal, System.Posix |
| keyboardSignal | System.Posix.Signals, System.Posix.Signals.Exts, System.Posix |
| keyboardStop | System.Posix.Signals, System.Posix.Signals.Exts, System.Posix |
| keyboardTermination | System.Posix.Signals, System.Posix.Signals.Exts, System.Posix |
| keys |
| 1 (Function) | Data.IntMap |
| 2 (Function) | Data.Map |
| keysSet |
| 1 (Function) | Data.IntMap |
| 2 (Function) | Data.Map |
| Kill | System.Posix.Terminal, System.Posix |
| killProcess | System.Posix.Signals, System.Posix.Signals.Exts, System.Posix |
| killThread | GHC.Conc, Control.Concurrent |
| killThread# |
| 1 (Function) | GHC.Exts |
| 2 (Function) | GHC.PrimopWrappers |
| 3 (Function) | GHC.Prim |
| Kind | Language.Haskell.TH.Syntax, Language.Haskell.TH |
| KindedTV | Language.Haskell.TH.Syntax, Language.Haskell.TH |
| kindedTV | Language.Haskell.TH.Lib |
| KindSignatures | Language.Haskell.Extension, Distribution.Simple |
| Kleisli |
| 1 (Data Constructor) | Control.Arrow |
| 2 (Type/Class) | Control.Arrow |
| knownBuildTypes | Distribution.PackageDescription |
| knownExtensions | Language.Haskell.Extension, Distribution.Simple |
| knownLicenses | Distribution.License, Distribution.Simple |
| knownPrograms | Distribution.Simple.Program.Db, Distribution.Simple.Program |
| knownSuffixHandlers | Distribution.Simple.PreProcess |
