diff --git a/android/assets/jsons/translations/English.properties b/android/assets/jsons/translations/English.properties
index 083deb58f5..a350679591 100644
--- a/android/assets/jsons/translations/English.properties
+++ b/android/assets/jsons/translations/English.properties
@@ -881,9 +881,8 @@ Land or water only =
  # Requires translation!
 Brush ([size]): = 
 # The letter shown in the [size] parameter above for setting "Floodfill"
- # Requires translation!
-F = 
- # Requires translation!
+Floodfill_Abbreviation = F
+# Requires translation!
 Error loading map! = 
  # Requires translation!
 Map saved successfully! = 
diff --git a/android/assets/jsons/translations/French.properties b/android/assets/jsons/translations/French.properties
index d7174ebaeb..9de8ca3340 100644
--- a/android/assets/jsons/translations/French.properties
+++ b/android/assets/jsons/translations/French.properties
@@ -485,7 +485,7 @@ Land or water only = Terre ou eau seulement
 ## Labels/messages
 Brush ([size]): = Pinceau ([size]) :
 # The letter shown in the [size] parameter above for setting "Floodfill"
-F = R
+Floodfill_Abbreviation = R
 Error loading map! = Erreur de chargement de la carte !
 Map saved successfully! = Carte sauvegardée avec succès !
 Current map RNG seed: [amount] = Graine RNG de la carte actuelle : [amount]
diff --git a/android/assets/jsons/translations/German.properties b/android/assets/jsons/translations/German.properties
index d4a4f6d0b9..4f6447b0cd 100644
--- a/android/assets/jsons/translations/German.properties
+++ b/android/assets/jsons/translations/German.properties
@@ -485,7 +485,7 @@ Land or water only = Nur Land/Wasser
 ## Labels/messages
 Brush ([size]): = Pinsel ([size]):
 # The letter shown in the [size] parameter above for setting "Floodfill"
-F = A
+Floodfill_Abbreviation = A
 Error loading map! = Fehler beim Laden der Karte
 Map saved successfully! = Karte erfolgreich gespeichert!
 Current map RNG seed: [amount] = Seed der aktuellen Karte: [amount]
diff --git a/android/assets/jsons/translations/Indonesian.properties b/android/assets/jsons/translations/Indonesian.properties
index 909285bf06..72a7ba4587 100644
--- a/android/assets/jsons/translations/Indonesian.properties
+++ b/android/assets/jsons/translations/Indonesian.properties
@@ -485,7 +485,7 @@ Land or water only = Darat atau air saja
 ## Labels/messages
 Brush ([size]): = Kuas ([size]):
 # The letter shown in the [size] parameter above for setting "Floodfill"
-F = I
+Floodfill_Abbreviation = I
 Error loading map! = Pemuatan peta tidak berhasil!
 Map saved successfully! = Peta berhasil tersimpan!
 Current map RNG seed: [amount] = RNG benih peta ini: [amount]
diff --git a/android/assets/jsons/translations/Romanian.properties b/android/assets/jsons/translations/Romanian.properties
index 718717e3bb..faea12a6eb 100644
--- a/android/assets/jsons/translations/Romanian.properties
+++ b/android/assets/jsons/translations/Romanian.properties
@@ -486,7 +486,7 @@ Land or water only = Doar pământ sau apă
 ## Labels/messages
 Brush ([size]): = Pensulă ([size]):
 # The letter shown in the [size] parameter above for setting "Floodfill"
-F = U
+Floodfill_Abbreviation = U
 Error loading map! = Eroare la încarcarea harții!
 Map saved successfully! = Harta salvata cu succes!
 Current map RNG seed: [amount] = Harta curentă RNG seed:[amount]
diff --git a/android/assets/jsons/translations/Spanish.properties b/android/assets/jsons/translations/Spanish.properties
index c994fccf67..e3b2dda510 100644
--- a/android/assets/jsons/translations/Spanish.properties
+++ b/android/assets/jsons/translations/Spanish.properties
@@ -486,7 +486,7 @@ Land or water only = Solo tierra y agua
 ## Labels/messages
 Brush ([size]): = Pincel ([size]):
 # The letter shown in the [size] parameter above for setting "Floodfill"
-F = C 
+Floodfill_Abbreviation = C 
 Error loading map! = ¡Error al cargar mapa!
 Map saved successfully! = ¡Mapa guardado exitosamente!
 Current map RNG seed: [amount] = Semilla aleatoria actuál del mapa: [amount]
diff --git a/android/assets/jsons/translations/template.properties b/android/assets/jsons/translations/template.properties
index d250285daa..0a3cd91e40 100644
--- a/android/assets/jsons/translations/template.properties
+++ b/android/assets/jsons/translations/template.properties
@@ -486,8 +486,9 @@ Land or water only =
 
 ## Labels/messages
 Brush ([size]): = 
-# The letter shown in the [size] parameter above for setting "Floodfill"
-F = 
+# The single letter shown in the [size] parameter above for setting "Floodfill".
+# Please do not make this longer, the associated slider will not handle well.
+Floodfill_Abbreviation = 
 Error loading map! = 
 Map saved successfully! = 
 It looks like your map can't be saved! = 
diff --git a/core/src/com/unciv/ui/mapeditor/MapEditorEditTab.kt b/core/src/com/unciv/ui/mapeditor/MapEditorEditTab.kt
index 238a1a7823..af5085bbc7 100644
--- a/core/src/com/unciv/ui/mapeditor/MapEditorEditTab.kt
+++ b/core/src/com/unciv/ui/mapeditor/MapEditorEditTab.kt
@@ -75,7 +75,7 @@ class MapEditorEditTab(
             brushCell = add().padLeft(0f)
             brushSlider = UncivSlider(1f,6f,1f, initial = 1f, getTipText = { getBrushTip(it).tr() }) {
                 brushSize = if (it > 5f) -1 else it.toInt()
-                brushLabel.setText("Brush ([${getBrushTip(it).take(1)}]):".tr())
+                brushLabel.setText("Brush ([${getBrushTip(it, true)}]):".tr())
             }
             add(brushSlider).padLeft(0f)
         }
@@ -320,6 +320,10 @@ class MapEditorEditTab(
     }
 
     companion object {
-        private fun getBrushTip(value: Float) = if (value > 5f) "Floodfill" else value.toInt().toString()
+        private fun getBrushTip(value: Float, abbreviate: Boolean = false) = when {
+            value <= 5f -> value.toInt().toString()
+            abbreviate -> "Floodfill_Abbreviation"
+            else -> "Floodfill"
+        }
     }
 }