diff --git a/Documentation/BedLeveling.md b/Documentation/BedLeveling.md
index 62566ac7ba..35a38bb3a0 100644
--- a/Documentation/BedLeveling.md
+++ b/Documentation/BedLeveling.md
@@ -60,9 +60,9 @@ My preferred method:
 * g) You can raise the z probe with M402 command;
 * h) Fill the defines bellow multiplying the values by "-1" (just change the signal)
 
-
-* \#define X_PROBE_OFFSET_FROM_EXTRUDER -24.3
-* \#define Y_PROBE_OFFSET_FROM_EXTRUDER 31.4
+* X and Y-Offset must be Integers!
+* \#define X_PROBE_OFFSET_FROM_EXTRUDER -24
+* \#define Y_PROBE_OFFSET_FROM_EXTRUDER 31
 * \#define Z_PROBE_OFFSET_FROM_EXTRUDER -5.1
 
 Sled Option Notes
diff --git a/Marlin/language.h b/Marlin/language.h
index 27a5793c49..e13fc3176e 100644
--- a/Marlin/language.h
+++ b/Marlin/language.h
@@ -223,5 +223,6 @@
 */
 
 #include LANGUAGE_INCLUDE
+#include "language_en.h"
 
 #endif //__LANGUAGE_H
diff --git a/Marlin/language_en.h b/Marlin/language_en.h
index 49a22337dd..086e5c1e3c 100644
--- a/Marlin/language_en.h
+++ b/Marlin/language_en.h
@@ -8,124 +8,356 @@
 #ifndef LANGUAGE_EN_H
 #define LANGUAGE_EN_H
 
+#ifndef WELCOME_MSG
 #define WELCOME_MSG                         MACHINE_NAME " ready."
+#endif
+#ifndef MSG_SD_INSERTED
 #define MSG_SD_INSERTED                     "Card inserted"
+#endif
+#ifndef MSG_SD_REMOVED
 #define MSG_SD_REMOVED                      "Card removed"
+#endif
+#ifndef MSG_MAIN
 #define MSG_MAIN                            "Main"
+#endif
+#ifndef MSG_AUTOSTART
 #define MSG_AUTOSTART                       "Autostart"
+#endif
+#ifndef MSG_DISABLE_STEPPERS
 #define MSG_DISABLE_STEPPERS                "Disable steppers"
+#endif
+#ifndef MSG_AUTO_HOME
 #define MSG_AUTO_HOME                       "Auto home"
+#endif
+#ifndef MSG_SET_HOME_OFFSETS
 #define MSG_SET_HOME_OFFSETS                "Set home offsets"
+#endif
+#ifndef MSG_SET_ORIGIN
 #define MSG_SET_ORIGIN                      "Set origin"
+#endif
+#ifndef MSG_PREHEAT_PLA
 #define MSG_PREHEAT_PLA                     "Preheat PLA"
+#endif
+#ifndef MSG_PREHEAT_PLA_N
 #define MSG_PREHEAT_PLA_N                   MSG_PREHEAT_PLA " "
+#endif
+#ifndef MSG_PREHEAT_PLA_ALL
 #define MSG_PREHEAT_PLA_ALL                 MSG_PREHEAT_PLA " All"
+#endif
+#ifndef MSG_PREHEAT_PLA_BEDONLY
 #define MSG_PREHEAT_PLA_BEDONLY             MSG_PREHEAT_PLA " Bed"
+#endif
+#ifndef MSG_PREHEAT_PLA_SETTINGS
 #define MSG_PREHEAT_PLA_SETTINGS            MSG_PREHEAT_PLA " conf"
+#endif
+#ifndef MSG_PREHEAT_ABS
 #define MSG_PREHEAT_ABS                     "Preheat ABS"
+#endif
+#ifndef MSG_PREHEAT_ABS_N
 #define MSG_PREHEAT_ABS_N                   MSG_PREHEAT_ABS " "
+#endif
+#ifndef MSG_PREHEAT_ABS_ALL
 #define MSG_PREHEAT_ABS_ALL                 MSG_PREHEAT_ABS " All"
+#endif
+#ifndef MSG_PREHEAT_ABS_BEDONLY
 #define MSG_PREHEAT_ABS_BEDONLY             MSG_PREHEAT_ABS " Bed"
+#endif
+#ifndef MSG_PREHEAT_ABS_SETTINGS
 #define MSG_PREHEAT_ABS_SETTINGS            MSG_PREHEAT_ABS " conf"
+#endif
+#ifndef MSG_COOLDOWN
 #define MSG_COOLDOWN                        "Cooldown"
+#endif
+#ifndef MSG_SWITCH_PS_ON
 #define MSG_SWITCH_PS_ON                    "Switch power on"
+#endif
+#ifndef MSG_SWITCH_PS_OFF
 #define MSG_SWITCH_PS_OFF                   "Switch power off"
+#endif
+#ifndef MSG_EXTRUDE
 #define MSG_EXTRUDE                         "Extrude"
+#endif
+#ifndef MSG_RETRACT
 #define MSG_RETRACT                         "Retract"
+#endif
+#ifndef MSG_MOVE_AXIS
 #define MSG_MOVE_AXIS                       "Move axis"
+#endif
+#ifndef MSG_MOVE_X
 #define MSG_MOVE_X                          "Move X"
+#endif
+#ifndef MSG_MOVE_Y
 #define MSG_MOVE_Y                          "Move Y"
+#endif
+#ifndef MSG_MOVE_Z
 #define MSG_MOVE_Z                          "Move Z"
+#endif
+#ifndef MSG_MOVE_E
 #define MSG_MOVE_E                          "Extruder"
+#endif
+#ifndef MSG_MOVE_01MM
 #define MSG_MOVE_01MM                       "Move 0.1mm"
+#endif
+#ifndef MSG_MOVE_1MM
 #define MSG_MOVE_1MM                        "Move 1mm"
+#endif
+#ifndef MSG_MOVE_10MM
 #define MSG_MOVE_10MM                       "Move 10mm"
+#endif
+#ifndef MSG_SPEED
 #define MSG_SPEED                           "Speed"
+#endif
+#ifndef MSG_NOZZLE
 #define MSG_NOZZLE                          "Nozzle"
+#endif
+#ifndef MSG_BED
 #define MSG_BED                             "Bed"
+#endif
+#ifndef MSG_FAN_SPEED
 #define MSG_FAN_SPEED                       "Fan speed"
+#endif
+#ifndef MSG_FLOW
 #define MSG_FLOW                            "Flow"
+#endif
+#ifndef MSG_CONTROL
 #define MSG_CONTROL                         "Control"
+#endif
+#ifndef MSG_MIN
 #define MSG_MIN                             " " STR_THERMOMETER " Min"
+#endif
+#ifndef MSG_MAX
 #define MSG_MAX                             " " STR_THERMOMETER " Max"
+#endif
+#ifndef MSG_FACTOR
 #define MSG_FACTOR                          " " STR_THERMOMETER " Fact"
+#endif
+#ifndef MSG_AUTOTEMP
 #define MSG_AUTOTEMP                        "Autotemp"
+#endif
+#ifndef MSG_ON
 #define MSG_ON                              "On "
+#endif
+#ifndef MSG_OFF
 #define MSG_OFF                             "Off"
+#endif
+#ifndef MSG_PID_P
 #define MSG_PID_P                           "PID-P"
+#endif
+#ifndef MSG_PID_I
 #define MSG_PID_I                           "PID-I"
+#endif
+#ifndef MSG_PID_D
 #define MSG_PID_D                           "PID-D"
+#endif
+#ifndef MSG_PID_C
 #define MSG_PID_C                           "PID-C"
+#endif
+#ifndef MSG_ACC
 #define MSG_ACC                             "Accel"
+#endif
+#ifndef MSG_VXY_JERK
 #define MSG_VXY_JERK                        "Vxy-jerk"
+#endif
+#ifndef MSG_VZ_JERK
 #define MSG_VZ_JERK                         "Vz-jerk"
+#endif
+#ifndef MSG_VE_JERK
 #define MSG_VE_JERK                         "Ve-jerk"
+#endif
+#ifndef MSG_VMAX
 #define MSG_VMAX                            "Vmax "
+#endif
+#ifndef MSG_X
 #define MSG_X                               "x"
+#endif
+#ifndef MSG_Y
 #define MSG_Y                               "y"
+#endif
+#ifndef MSG_Z
 #define MSG_Z                               "z"
+#endif
+#ifndef MSG_E
 #define MSG_E                               "e"
+#endif
+#ifndef MSG_VMIN
 #define MSG_VMIN                            "Vmin"
+#endif
+#ifndef MSG_VTRAV_MIN
 #define MSG_VTRAV_MIN                       "VTrav min"
+#endif
+#ifndef MSG_AMAX
 #define MSG_AMAX                            "Amax "
+#endif
+#ifndef MSG_A_RETRACT
 #define MSG_A_RETRACT                       "A-retract"
+#endif
+#ifndef MSG_XSTEPS
 #define MSG_XSTEPS                          "Xsteps/mm"
+#endif
+#ifndef MSG_YSTEPS
 #define MSG_YSTEPS                          "Ysteps/mm"
+#endif
+#ifndef MSG_ZSTEPS
 #define MSG_ZSTEPS                          "Zsteps/mm"
+#endif
+#ifndef MSG_ESTEPS
 #define MSG_ESTEPS                          "Esteps/mm"
+#endif
+#ifndef MSG_TEMPERATURE
 #define MSG_TEMPERATURE                     "Temperature"
+#endif
+#ifndef MSG_MOTION
 #define MSG_MOTION                          "Motion"
+#endif
+#ifndef MSG_VOLUMETRIC
 #define MSG_VOLUMETRIC                      "Filament"
+#endif
+#ifndef MSG_VOLUMETRIC_ENABLED
 #define MSG_VOLUMETRIC_ENABLED		          "E in mm" STR_h3
+#endif
+#ifndef MSG_FILAMENT_SIZE_EXTRUDER_0
 #define MSG_FILAMENT_SIZE_EXTRUDER_0        "Fil. Dia. 1"
+#endif
+#ifndef MSG_FILAMENT_SIZE_EXTRUDER_1
 #define MSG_FILAMENT_SIZE_EXTRUDER_1        "Fil. Dia. 2"
+#endif
+#ifndef MSG_FILAMENT_SIZE_EXTRUDER_2
 #define MSG_FILAMENT_SIZE_EXTRUDER_2        "Fil. Dia. 3"
+#endif
+#ifndef MSG_FILAMENT_SIZE_EXTRUDER_3
 #define MSG_FILAMENT_SIZE_EXTRUDER_3        "Fil. Dia. 4"
+#endif
+#ifndef MSG_CONTRAST
 #define MSG_CONTRAST                        "LCD contrast"
+#endif
+#ifndef MSG_STORE_EPROM
 #define MSG_STORE_EPROM                     "Store memory"
+#endif
+#ifndef MSG_LOAD_EPROM
 #define MSG_LOAD_EPROM                      "Load memory"
+#endif
+#ifndef MSG_RESTORE_FAILSAFE
 #define MSG_RESTORE_FAILSAFE                "Restore failsafe"
+#endif
+#ifndef MSG_REFRESH
 #define MSG_REFRESH                         "Refresh"
+#endif
+#ifndef MSG_WATCH
 #define MSG_WATCH                           "Info screen"
+#endif
+#ifndef MSG_PREPARE
 #define MSG_PREPARE                         "Prepare"
+#endif
+#ifndef MSG_TUNE
 #define MSG_TUNE                            "Tune"
+#endif
+#ifndef MSG_PAUSE_PRINT
 #define MSG_PAUSE_PRINT                     "Pause print"
+#endif
+#ifndef MSG_RESUME_PRINT
 #define MSG_RESUME_PRINT                    "Resume print"
+#endif
+#ifndef MSG_STOP_PRINT
 #define MSG_STOP_PRINT                      "Stop print"
+#endif
+#ifndef MSG_CARD_MENU
 #define MSG_CARD_MENU                       "Print from SD"
+#endif
+#ifndef MSG_NO_CARD
 #define MSG_NO_CARD                         "No SD card"
+#endif
+#ifndef MSG_DWELL
 #define MSG_DWELL                           "Sleep..."
+#endif
+#ifndef MSG_USERWAIT
 #define MSG_USERWAIT                        "Wait for user..."
+#endif
+#ifndef MSG_RESUMING
 #define MSG_RESUMING                        "Resuming print"
+#endif
+#ifndef MSG_PRINT_ABORTED
 #define MSG_PRINT_ABORTED                   "Print aborted"
+#endif
+#ifndef MSG_NO_MOVE
 #define MSG_NO_MOVE                         "No move."
+#endif
+#ifndef MSG_KILLED
 #define MSG_KILLED                          "KILLED. "
+#endif
+#ifndef MSG_STOPPED
 #define MSG_STOPPED                         "STOPPED. "
+#endif
+#ifndef MSG_CONTROL_RETRACT
 #define MSG_CONTROL_RETRACT                 "Retract mm"
+#endif
+#ifndef MSG_CONTROL_RETRACT_SWAP
 #define MSG_CONTROL_RETRACT_SWAP            "Swap Re.mm"
+#endif
+#ifndef MSG_CONTROL_RETRACTF
 #define MSG_CONTROL_RETRACTF                "Retract  V"
+#endif
+#ifndef MSG_CONTROL_RETRACT_ZLIFT
 #define MSG_CONTROL_RETRACT_ZLIFT           "Hop mm"
+#endif
+#ifndef MSG_CONTROL_RETRACT_RECOVER
 #define MSG_CONTROL_RETRACT_RECOVER         "UnRet +mm"
+#endif
+#ifndef MSG_CONTROL_RETRACT_RECOVER_SWAP
 #define MSG_CONTROL_RETRACT_RECOVER_SWAP    "S UnRet+mm"
+#endif
+#ifndef MSG_CONTROL_RETRACT_RECOVERF
 #define MSG_CONTROL_RETRACT_RECOVERF        "UnRet  V"
+#endif
+#ifndef MSG_AUTORETRACT
 #define MSG_AUTORETRACT                     "AutoRetr."
+#endif
+#ifndef MSG_FILAMENTCHANGE
 #define MSG_FILAMENTCHANGE                  "Change filament"
+#endif
+#ifndef MSG_INIT_SDCARD
 #define MSG_INIT_SDCARD                     "Init. SD card"
+#endif
+#ifndef MSG_CNG_SDCARD
 #define MSG_CNG_SDCARD                      "Change SD card"
+#endif
+#ifndef MSG_ZPROBE_OUT
 #define MSG_ZPROBE_OUT                      "Z probe out. bed"
+#endif
+#ifndef MSG_POSITION_UNKNOWN
 #define MSG_POSITION_UNKNOWN                "Home X/Y before Z"
+#endif
+#ifndef MSG_ZPROBE_ZOFFSET
 #define MSG_ZPROBE_ZOFFSET                  "Z Offset"
+#endif
+#ifndef MSG_BABYSTEP_X
 #define MSG_BABYSTEP_X                      "Babystep X"
+#endif
+#ifndef MSG_BABYSTEP_Y
 #define MSG_BABYSTEP_Y                      "Babystep Y"
+#endif
+#ifndef MSG_BABYSTEP_Z
 #define MSG_BABYSTEP_Z                      "Babystep Z"
+#endif
+#ifndef MSG_ENDSTOP_ABORT
 #define MSG_ENDSTOP_ABORT                   "Endstop abort"
+#endif
 
 #ifdef DELTA_CALIBRATION_MENU
+    #ifndef MSG_DELTA_CALIBRATE
     #define MSG_DELTA_CALIBRATE             "Delta Calibration"
+    #endif
+    #ifndef MSG_DELTA_CALIBRATE_X
     #define MSG_DELTA_CALIBRATE_X           "Calibrate X"
+    #endif
+    #ifndef MSG_DELTA_CALIBRATE_Y
     #define MSG_DELTA_CALIBRATE_Y           "Calibrate Y"
+    #endif
+    #ifndef MSG_DELTA_CALIBRATE_Z
     #define MSG_DELTA_CALIBRATE_Z           "Calibrate Z"
+    #endif
+    #ifndef MSG_DELTA_CALIBRATE_CENTER
     #define MSG_DELTA_CALIBRATE_CENTER      "Calibrate Center"
+    #endif
 #endif // DELTA_CALIBRATION_MENU
 
 #endif // LANGUAGE_EN_H