We need to store the word if the word or sentence gets delimited using the numeric 1 key.

app/src/main/java/net/mezimmah/wkt9/inputhandler/LetterInputHandler.kt

@@ -179,6 +179,12 @@ class LetterInputHandler(
             sentenceStart = false
         }
 
+        if (wordStart) {
+            word.deleteAt(word.length - 1)
+
+            if (word.isNotEmpty()) storeWord()
+        }
+
         updateIcon()
     }