diff --git a/core/generated-sources/src/main/kotlin/org/jetbrains/kotlinx/dataframe/api/columnNameFilters.kt b/core/generated-sources/src/main/kotlin/org/jetbrains/kotlinx/dataframe/api/columnNameFilters.kt
index 5c9b0d0aef..d1501b2e51 100644
--- a/core/generated-sources/src/main/kotlin/org/jetbrains/kotlinx/dataframe/api/columnNameFilters.kt
+++ b/core/generated-sources/src/main/kotlin/org/jetbrains/kotlinx/dataframe/api/columnNameFilters.kt
@@ -7,6 +7,14 @@ import org.jetbrains.kotlinx.dataframe.columns.ColumnPath
 import org.jetbrains.kotlinx.dataframe.columns.ColumnSet
 import org.jetbrains.kotlinx.dataframe.columns.SingleColumn
 import org.jetbrains.kotlinx.dataframe.impl.columns.TransformableColumnSet
+import org.jetbrains.kotlinx.dataframe.util.COL_ENDS_WITH
+import org.jetbrains.kotlinx.dataframe.util.COL_ENDS_WITH_REPLACE
+import org.jetbrains.kotlinx.dataframe.util.COL_STARTS_WITH
+import org.jetbrains.kotlinx.dataframe.util.COL_STARTS_WITH_REPLACE
+import org.jetbrains.kotlinx.dataframe.util.ENDS_WITH
+import org.jetbrains.kotlinx.dataframe.util.ENDS_WITH_REPLACE
+import org.jetbrains.kotlinx.dataframe.util.STARTS_WITH
+import org.jetbrains.kotlinx.dataframe.util.STARTS_WITH_REPLACE
 import kotlin.reflect.KProperty
 
 // region ColumnsSelectionDsl
@@ -606,17 +614,6 @@ public interface ColumnNameFiltersColumnsSelectionDsl {
 
     // region nameStartsWith
 
-    @Deprecated("Use nameStartsWith instead", ReplaceWith("this.nameStartsWith(prefix)"))
-    public fun <C> ColumnSet<C>.startsWith(prefix: CharSequence): TransformableColumnSet<C> = nameStartsWith(prefix)
-
-    @Deprecated("Use nameStartsWith instead", ReplaceWith("this.nameStartsWith(prefix)"))
-    public fun ColumnsSelectionDsl<*>.startsWith(prefix: CharSequence): TransformableColumnSet<*> =
-        nameStartsWith(prefix)
-
-    @Deprecated("Use colsNameStartsWith instead", ReplaceWith("this.colsNameStartsWith(prefix)"))
-    public fun SingleColumn<DataRow<*>>.startsWith(prefix: CharSequence): TransformableColumnSet<*> =
-        colsNameStartsWith(prefix)
-
     /**
      * ## (Cols) Name Starts With
      * Returns a [ColumnSet][org.jetbrains.kotlinx.dataframe.columns.ColumnSet] containing all columns from [this]
@@ -850,18 +847,6 @@ public interface ColumnNameFiltersColumnsSelectionDsl {
 
     // region nameEndsWith
 
-    @Deprecated("Use nameEndsWith instead", ReplaceWith("this.nameEndsWith(suffix)"))
-    @Suppress("UNCHECKED_CAST")
-    public fun <C> ColumnSet<C>.endsWith(suffix: CharSequence): TransformableColumnSet<C> =
-        colsInternal { it.name.endsWith(suffix) } as TransformableColumnSet<C>
-
-    @Deprecated("Use nameEndsWith instead", ReplaceWith("this.nameEndsWith(suffix)"))
-    public fun ColumnsSelectionDsl<*>.endsWith(suffix: CharSequence): TransformableColumnSet<*> = nameEndsWith(suffix)
-
-    @Deprecated("Use colsNameEndsWith instead", ReplaceWith("this.colsNameEndsWith(suffix)"))
-    public fun SingleColumn<DataRow<*>>.endsWith(suffix: CharSequence): TransformableColumnSet<*> =
-        this.ensureIsColumnGroup().colsInternal { it.name.endsWith(suffix) }
-
     /**
      * ## (Cols) Name Ends With
      * Returns a [ColumnSet][org.jetbrains.kotlinx.dataframe.columns.ColumnSet] containing all columns from [this]
@@ -1090,6 +1075,57 @@ public interface ColumnNameFiltersColumnsSelectionDsl {
     ): TransformableColumnSet<*> = columnGroup(this).colsNameEndsWith(suffix, ignoreCase)
 
     // endregion
+
+    // region deprecations
+
+    @Deprecated(
+        message = STARTS_WITH,
+        replaceWith = ReplaceWith(STARTS_WITH_REPLACE),
+        level = DeprecationLevel.ERROR,
+    )
+    public fun <C> ColumnSet<C>.startsWith(prefix: CharSequence): TransformableColumnSet<C> = nameStartsWith(prefix)
+
+    @Deprecated(
+        message = STARTS_WITH,
+        replaceWith = ReplaceWith(STARTS_WITH_REPLACE),
+        level = DeprecationLevel.ERROR,
+    )
+    public fun ColumnsSelectionDsl<*>.startsWith(prefix: CharSequence): TransformableColumnSet<*> =
+        nameStartsWith(prefix)
+
+    @Deprecated(
+        message = COL_STARTS_WITH,
+        replaceWith = ReplaceWith(COL_STARTS_WITH_REPLACE),
+        level = DeprecationLevel.ERROR,
+    )
+    public fun SingleColumn<DataRow<*>>.startsWith(prefix: CharSequence): TransformableColumnSet<*> =
+        colsNameStartsWith(prefix)
+
+    @Deprecated(
+        message = ENDS_WITH,
+        replaceWith = ReplaceWith(ENDS_WITH_REPLACE),
+        level = DeprecationLevel.ERROR,
+    )
+    @Suppress("UNCHECKED_CAST")
+    public fun <C> ColumnSet<C>.endsWith(suffix: CharSequence): TransformableColumnSet<C> =
+        colsInternal { it.name.endsWith(suffix) } as TransformableColumnSet<C>
+
+    @Deprecated(
+        message = ENDS_WITH,
+        replaceWith = ReplaceWith(ENDS_WITH_REPLACE),
+        level = DeprecationLevel.ERROR,
+    )
+    public fun ColumnsSelectionDsl<*>.endsWith(suffix: CharSequence): TransformableColumnSet<*> = nameEndsWith(suffix)
+
+    @Deprecated(
+        message = COL_ENDS_WITH,
+        replaceWith = ReplaceWith(COL_ENDS_WITH_REPLACE),
+        level = DeprecationLevel.ERROR,
+    )
+    public fun SingleColumn<DataRow<*>>.endsWith(suffix: CharSequence): TransformableColumnSet<*> =
+        this.ensureIsColumnGroup().colsInternal { it.name.endsWith(suffix) }
+
+    // endregion
 }
 
 // endregion
diff --git a/core/generated-sources/src/main/kotlin/org/jetbrains/kotlinx/dataframe/util/deprecationMessages.kt b/core/generated-sources/src/main/kotlin/org/jetbrains/kotlinx/dataframe/util/deprecationMessages.kt
index f705bfb174..115059588e 100644
--- a/core/generated-sources/src/main/kotlin/org/jetbrains/kotlinx/dataframe/util/deprecationMessages.kt
+++ b/core/generated-sources/src/main/kotlin/org/jetbrains/kotlinx/dataframe/util/deprecationMessages.kt
@@ -7,6 +7,22 @@ package org.jetbrains.kotlinx.dataframe.util
  * Level.ERROR -> Remove
  */
 
+// region WARNING in 0.14, ERROR in 0.15
+
+private const val MESSAGE_0_15 = "Will be ERROR in 0.15."
+
+internal const val STARTS_WITH = "Use nameStartsWith() instead. $MESSAGE_0_15"
+internal const val STARTS_WITH_REPLACE = "this.nameStartsWith(prefix)"
+
+internal const val COL_STARTS_WITH = "Use colsNameStartsWith() instead. $MESSAGE_0_15"
+internal const val COL_STARTS_WITH_REPLACE = "this.colsNameStartsWith(prefix)"
+
+internal const val ENDS_WITH = "Use nameEndsWith() instead. $MESSAGE_0_15"
+internal const val ENDS_WITH_REPLACE = "this.nameEndsWith(suffix)"
+
+internal const val COL_ENDS_WITH = "Use colsNameEndsWith() instead. $MESSAGE_0_15"
+internal const val COL_ENDS_WITH_REPLACE = "this.colsNameEndsWith(suffix)"
+
 // region WARNING in 0.15, ERROR in 0.16
 
 private const val MESSAGE_0_16 = "Will be ERROR in 0.16."