commands["o"] = (command_sender("drop"),)
 commands["i"] = (command_sender("drink"),)
 commands["p"] = (command_sender("pee"),)
+commands["."] = (command_sender("wait"),)
 commands["0"] = (command_sender("HELP 0"),)
 commands["1"] = (command_sender("HELP 1"),)
 commands["2"] = (command_sender("HELP 2"),)
 commands["7"] = (command_sender("HELP 7"),)
 commands["8"] = (command_sender("HELP 8"),)
 commands["9"] = (command_sender("HELP 9"),)
+commands["D"] = (lambda: None,)
+commands["J"] = (lambda: None,)
+commands["K"] = (lambda: None,)
+commands["P"] = (lambda: None,)
+commands["U"] = (lambda: None,)
+commands["j"] = (lambda: None,)
+commands["k"] = (lambda: None,)
+commands["W"] = (lambda: None,)
 
             log("drink: i")
             log("defecate: o")
             log("pee: p")
+            log("wait: .")
             log("autopilot: A")
             log("look mode: l")
             log("quit: Q")
             log(" ")
             log("[HELP SCREEN 3: environment 2/3]")
             log("Use the 'l' command to investigate the environment. "
-                "Its cursor will describe the area pointed at by two numbers: "
+                "Its cursor may describe the area pointed at by two numbers: "
                 "ground elevation/matter thickness (left), wetness (right). "
                 "You cannot breathe there if the sum of both is > 5. "
                 "Greater ground elevation means slower movement."