Revisited German translation

Marlin/language_de.h

 //#define SIMULATE_ROMFONT
 #define DISPLAY_CHARSET_ISO10646_1
 
-#define WELCOME_MSG                         MACHINE_NAME " bereit."
-#define MSG_SD_INSERTED                     "SDKarte erkannt."
-#define MSG_SD_REMOVED                      "SDKarte entfernt."
+#define WELCOME_MSG                         MACHINE_NAME " bereit"
+#define MSG_SD_INSERTED                     "SD-Karte erkannt"
+#define MSG_SD_REMOVED                      "SD-Karte entfernt"
 #define MSG_MAIN                            "Hauptmenü"
 #define MSG_AUTOSTART                       "Autostart"
-#define MSG_DISABLE_STEPPERS                "Motoren Aus" // M84
+#define MSG_DISABLE_STEPPERS                "Motoren aus" // M84
 #define MSG_AUTO_HOME                       "Home" // G28
 #define MSG_LEVEL_BED_HOMING                "Homing XYZ"
 #define MSG_LEVEL_BED_WAITING               "Klick für Start"
 #define MSG_LEVEL_BED_DONE                  "Fertig"
 #define MSG_LEVEL_BED_CANCEL                "Abbruch"
-#define MSG_SET_HOME_OFFSETS                "Setze Home hier"
+#define MSG_SET_HOME_OFFSETS                "Setze Homeoffsets"
 #define MSG_HOME_OFFSETS_APPLIED            "Offsets aktiv"
-#define MSG_SET_ORIGIN                      "Setze Null hier" //"G92 X0 Y0 Z0" commented out in ultralcd.cpp
+#define MSG_SET_ORIGIN                      "Setze Nullpunkt" //"G92 X0 Y0 Z0" commented out in ultralcd.cpp
 #define MSG_PREHEAT_PLA                     "Vorwärmen PLA"
 #define MSG_PREHEAT_PLA_N                   "Vorwärmen PLA "
 #define MSG_PREHEAT_PLA_ALL                 "Vorw. PLA Alle"
 #define MSG_PREHEAT_PLA_BEDONLY             "Vorw. PLA Bett"
-#define MSG_PREHEAT_PLA_SETTINGS            "Vorwärm. PLA Ein."
+#define MSG_PREHEAT_PLA_SETTINGS            "Vorw. PLA Einst."
 #define MSG_PREHEAT_ABS                     "Vorwärmen ABS"
 #define MSG_PREHEAT_ABS_N                   "Vorwärmen ABS "
 #define MSG_PREHEAT_ABS_ALL                 "Vorw. ABS Alle"
 #define MSG_PREHEAT_ABS_BEDONLY             "Vorw. ABS Bett"
-#define MSG_PREHEAT_ABS_SETTINGS            "Vorwärm. ABS Ein."
+#define MSG_PREHEAT_ABS_SETTINGS            "Vorw. ABS Einst."
 #define MSG_COOLDOWN                        "Abkühlen"
-#define MSG_SWITCH_PS_ON                    "Netzteil Ein"
-#define MSG_SWITCH_PS_OFF                   "Netzteil Aus"
+#define MSG_SWITCH_PS_ON                    "Netzteil ein"
+#define MSG_SWITCH_PS_OFF                   "Netzteil aus"
 #define MSG_EXTRUDE                         "Extrudieren"
 #define MSG_RETRACT                         "Retract"
 #define MSG_MOVE_AXIS                       "Bewegen"
-#define MSG_LEVEL_BED                       "Bett Korrektur"
+#define MSG_LEVEL_BED                       "Bett nivellieren"
 #define MSG_MOVE_X                          "X"
 #define MSG_MOVE_Y                          "Y"
 #define MSG_MOVE_Z                          "Z"
 #define MSG_BED_Z                           "Bett Z"
 #define MSG_NOZZLE                          "Düse"
 #define MSG_BED                             "Bett"
-#define MSG_FAN_SPEED                       "Lüftergeschw."
-#define MSG_FLOW                            "Fluss"
+#define MSG_FAN_SPEED                       "Lüfter"
+#define MSG_FLOW                            "Durchfluss"
 #define MSG_CONTROL                         "Einstellungen"
-#define MSG_MIN                             LCD_STR_THERMOMETER " Min"
-#define MSG_MAX                             LCD_STR_THERMOMETER " Max"
+#define MSG_MIN                             LCD_STR_THERMOMETER " min"
+#define MSG_MAX                             LCD_STR_THERMOMETER " max"
 #define MSG_FACTOR                          LCD_STR_THERMOMETER " Faktor"
 #define MSG_AUTOTEMP                        "AutoTemp"
 #define MSG_ON                              "Ein"
 #define MSG_PID_D                           "PID D"
 #define MSG_PID_C                           "PID C"
 #define MSG_ACC                             "A"
-#define MSG_VXY_JERK                        "V xy Ruck"
-#define MSG_VZ_JERK                         "V z  Ruck"
-#define MSG_VE_JERK                         "V e  Ruck"
+#define MSG_VXY_JERK                        "V XY Jerk"
+#define MSG_VZ_JERK                         "V Z  Jerk"
+#define MSG_VE_JERK                         "V E  Jerk"
 #define MSG_VMAX                            "V max " // space by purpose
 #define MSG_X                               "X"
 #define MSG_Y                               "Y"
 #define MSG_Z                               "Z"
 #define MSG_E                               "E"
 #define MSG_VMIN                            "V min"
-#define MSG_VTRAV_MIN                       "VTrav min"
+#define MSG_VTRAV_MIN                       "V min Leerfahrt"
 #define MSG_AMAX                            "A max " // space by purpose
-#define MSG_A_RETRACT                       "A Rückzug"
-#define MSG_A_TRAVEL                        "A Reise"
-#define MSG_XSTEPS                          "X steps/mm"
-#define MSG_YSTEPS                          "Y steps/mm"
-#define MSG_ZSTEPS                          "Z steps/mm"
-#define MSG_ESTEPS                          "E steps/mm"
+#define MSG_A_RETRACT                       "A Retract"
+#define MSG_A_TRAVEL                        "A Leerfahrt"
+#define MSG_XSTEPS                          "X Steps/mm"
+#define MSG_YSTEPS                          "Y Steps/mm"
+#define MSG_ZSTEPS                          "Z Steps/mm"
+#define MSG_ESTEPS                          "E Steps/mm"
 #define MSG_TEMPERATURE                     "Temperatur"
 #define MSG_MOTION                          "Bewegung"
 #define MSG_VOLUMETRIC                      "Filament"
 #define MSG_VOLUMETRIC_ENABLED              "E in mm³"
-#define MSG_FILAMENT_DIAM                   "Filament D"
+#define MSG_FILAMENT_DIAM                   "D Fil."
 #define MSG_CONTRAST                        "LCD Kontrast"
 #define MSG_STORE_EPROM                     "EPROM speichern"
 #define MSG_LOAD_EPROM                      "EPROM laden"
-#define MSG_RESTORE_FAILSAFE                "Standardkonfig."
+#define MSG_RESTORE_FAILSAFE                "Standardkonfiguration"
 #define MSG_REFRESH                         "Aktualisieren"
 #define MSG_WATCH                           "Info"
 #define MSG_PREPARE                         "Vorbereitung"
 #define MSG_TUNE                            "Justierung"
 #define MSG_PAUSE_PRINT                     "SD-Druck Pause"
-#define MSG_RESUME_PRINT                    "SD-Druck Weiter"
+#define MSG_RESUME_PRINT                    "SD-Druck Fortsetzung"
 #define MSG_STOP_PRINT                      "SD-Druck Abbruch"
-#define MSG_CARD_MENU                       "SDKarte"
-#define MSG_NO_CARD                         "Keine SDKarte"
+#define MSG_CARD_MENU                       "SD-Karte"
+#define MSG_NO_CARD                         "Keine SD-Karte"
 #define MSG_DWELL                           "Warten..."
-#define MSG_USERWAIT                        "Warte auf Nutzer."
-#define MSG_RESUMING                        "Druck geht weiter"
+#define MSG_USERWAIT                        "Warte auf Nutzer"
+#define MSG_RESUMING                        "Druckfortsetzung"
 #define MSG_PRINT_ABORTED                   "Druck abgebrochen"
-#define MSG_NO_MOVE                         "Motoren Eingesch."
-#define MSG_KILLED                          "BEENDET."
-#define MSG_STOPPED                         "ANGEHALTEN."
+#define MSG_NO_MOVE                         "Motoren eingeschaltet"
+#define MSG_KILLED                          "KILLED"
+#define MSG_STOPPED                         "ANGEHALTEN"
 #define MSG_CONTROL_RETRACT                 "Retract mm"
 #define MSG_CONTROL_RETRACT_SWAP            "Wechs. Retract mm"
 #define MSG_CONTROL_RETRACTF                "Retract  V"
-#define MSG_CONTROL_RETRACT_ZLIFT           "Hop mm"
+#define MSG_CONTROL_RETRACT_ZLIFT           "Z-Hop mm"
 #define MSG_CONTROL_RETRACT_RECOVER         "UnRet +mm"
 #define MSG_CONTROL_RETRACT_RECOVER_SWAP    "Wechs. UnRet +mm"
 #define MSG_CONTROL_RETRACT_RECOVERF        "UnRet  V"
-#define MSG_AUTORETRACT                     "AutoRetr."
+#define MSG_AUTORETRACT                     "AutoRetract"
 #define MSG_FILAMENTCHANGE                  "Filament wechseln"
-#define MSG_INIT_SDCARD                     "SDKarte erkennen"// Manually initialize the SD-card via user interface
-#define MSG_CNG_SDCARD                      "SDKarte erkennen"// SD-card changed by user. For machines with no autocarddetect. Both send "M21"
+#define MSG_INIT_SDCARD                     "SD-Karte erkennen"  // Manually initialize the SD-card via user interface
+#define MSG_CNG_SDCARD                      "SD-Karte getauscht" // SD-card changed by user. For machines with no autocarddetect. Both send "M21"
 #define MSG_ZPROBE_OUT                      "Sensor ausserhalb"
-#define MSG_YX_UNHOMED                      "X/Y vor Z homen."
+#define MSG_YX_UNHOMED                      "X/Y vor Z homen!"
 #define MSG_ZPROBE_ZOFFSET                  "Z Offset"
 #define MSG_BABYSTEP_X                      "Babystep X"
 #define MSG_BABYSTEP_Y                      "Babystep Y"
 #define MSG_BABYSTEP_Z                      "Babystep Z"
-#define MSG_ENDSTOP_ABORT                   "Endstop Abbr. Ein"
-#define MSG_HEATING_FAILED_LCD              "Heizen fehlgesch."
-#define MSG_ERR_REDUNDANT_TEMP              "Redund. Temperaturabw."
-#define MSG_THERMAL_RUNAWAY                 "Temp. n. erreicht"
-#define MSG_ERR_MAXTEMP                     "Temp. überschritten"
-#define MSG_ERR_MINTEMP                     "Temp. unterschritten"
-#define MSG_ERR_MAXTEMP_BED                 "Temp. Bett überschr."
-#define MSG_ERR_MINTEMP_BED                 "Temp. Bett unterschr."
+#define MSG_ENDSTOP_ABORT                   "Endstop-Abbr. ein"
+#define MSG_HEATING_FAILED_LCD              "HEIZEN FEHLGESCHLAGEN"
+#define MSG_ERR_REDUNDANT_TEMP              "REDUND. TEMPERATURABWEICHUNG"
+#define MSG_THERMAL_RUNAWAY                 LCD_STR_THERMOMETER " NICHT ERREICHT"
+#define MSG_ERR_MAXTEMP                     LCD_STR_THERMOMETER " ÜBERSCHRITTEN"
+#define MSG_ERR_MINTEMP                     LCD_STR_THERMOMETER " UNTERSCHRITTEN"
+#define MSG_ERR_MAXTEMP_BED                 "BETT " LCD_STR_THERMOMETER " ÜBERSCHRITTEN"
+#define MSG_ERR_MINTEMP_BED                 "BETT " LCD_STR_THERMOMETER " UNTERSCHRITTEN"
 #define MSG_END_HOUR                        "Stunden"
 #define MSG_END_MINUTE                      "Minuten"
 #define MSG_HEATING                         "Aufheizen..."