diff --git a/js/john-travoltage/view/AppendageNode.js b/js/john-travoltage/view/AppendageNode.js
index bf14b37b..2c4f9c3c 100644
--- a/js/john-travoltage/view/AppendageNode.js
+++ b/js/john-travoltage/view/AppendageNode.js
@@ -271,7 +271,7 @@ class AppendageNode extends Node {
 
     this.initializePosition();
 
-    // prototype code related to the self-voicing work
+    // prototype code related to the voicing work
     if ( phet.chipper.queryParameters.supportsVoicing ) {
 
       // describe changes to the arm/leg as the angle changes (during a drag operation) - polite so that it doesn't
@@ -285,7 +285,7 @@ class AppendageNode extends Node {
       const isLeg = appendage instanceof Leg;
       if ( !isLeg ) {
         sliderProperty.lazyLink( angle => {
-          appendageUtterance.alert = this.getSelfVoicingObjectResponse( false );
+          appendageUtterance.alert = this.getVoicingObjectResponse( false );
           phet.joist.sim.voicingUtteranceQueue.addToBack( appendageUtterance );
         } );
       }
@@ -299,18 +299,18 @@ class AppendageNode extends Node {
 
           // the initial dragging alert does not use the utterance because it must be assertive and
           // should interrupt any other utterance being spoken
-          const alert = this.getSelfVoicingObjectResponse( true );
+          const alert = this.getVoicingObjectResponse( true );
           phet.joist.sim.voicingUtteranceQueue.addToBack( alert );
         }
         else if ( angleOnStart !== appendage.angleProperty.get() ) {
-          appendageUtterance.alert = this.getSelfVoicingObjectResponse( true );
+          appendageUtterance.alert = this.getVoicingObjectResponse( true );
           phet.joist.sim.voicingUtteranceQueue.addToBack( appendageUtterance );
         }
       } );
 
       this.addInputListener( new VoicingInputListener( {
         onFocusIn: () => {
-          const response = this.getSelfVoicingObjectResponse( true );
+          const response = this.getVoicingObjectResponse( true );
           phet.joist.sim.voicingUtteranceQueue.addToBack( response );
         },
         highlightTarget: this
@@ -332,12 +332,12 @@ class AppendageNode extends Node {
 
   /**
    * Get the "object response" (response describing the slider itself) when a change
-   * is made to it for the self-voicing feature.
+   * is made to it for the voicing feature.
    * @private
    *
    * @param {boolean} includeLabel
    */
-  getSelfVoicingObjectResponse( includeLabel ) {
+  getVoicingObjectResponse( includeLabel ) {
 
     let objectResponse;
     if ( includeLabel ) {
@@ -435,7 +435,7 @@ class AppendageNode extends Node {
   }
 
   /**
-   * Part of prototype self-voicing. When the user initiates a gesture (anywhere on the screen)
+   * Part of prototype voicing. When the user initiates a gesture (anywhere on the screen)
    * that will initiate drag of the appendageNode.
    *
    * @public (called by SwipeListener)
@@ -449,7 +449,7 @@ class AppendageNode extends Node {
   }
 
   /**
-   * Part of the prototype self-voicing feature. User has initiated a gesture on the screen
+   * Part of the prototype voicing feature. User has initiated a gesture on the screen
    * to drag this Node. Moves this appendage based on how far along the screen the user
    * moves their finger. Just drags the appendage back and forth as the user drags their
    * finger left/right or up/down.
@@ -531,7 +531,7 @@ class AppendageNode extends Node {
   }
 
   /**
-   * Part of the self-voicing prototype. User has ended a drag of the appendage.
+   * Part of the voicing prototype. User has ended a drag of the appendage.
    * @public (called by SwipeListener)
    *
    * @param {SceneryEvent} event
diff --git a/js/john-travoltage/view/ElectronLayerNode.js b/js/john-travoltage/view/ElectronLayerNode.js
index 3236ada4..67188a27 100644
--- a/js/john-travoltage/view/ElectronLayerNode.js
+++ b/js/john-travoltage/view/ElectronLayerNode.js
@@ -89,15 +89,15 @@ class ElectronLayerNode extends Node {
         } );
 
         if ( phet.chipper.queryParameters.supportsVoicing ) {
-          const selfVoicingAlertString = StringUtils.fillIn( '{{qualitativeDescription}} electrons discharged with {{region}}.', {
+          const voicingAlertString = StringUtils.fillIn( '{{qualitativeDescription}} electrons discharged with {{region}}.', {
             qualitativeDescription: this.getQualitativeChargeDescription( priorCharge - currentCharge ),
             region: regionText
           } );
 
-          const selfVoicingContent = levelSpeakerModel.collectResponses( '', selfVoicingAlertString, '', {
+          const voicingContent = levelSpeakerModel.collectResponses( '', voicingAlertString, '', {
             withCancel: false
           } );
-          phet.joist.sim.voicingUtteranceQueue.addToBack( selfVoicingContent );
+          phet.joist.sim.voicingUtteranceQueue.addToBack( voicingContent );
         }
       }
 
diff --git a/js/john-travoltage/view/JohnTravoltageView.js b/js/john-travoltage/view/JohnTravoltageView.js
index 6bef3409..9f6eb641 100644
--- a/js/john-travoltage/view/JohnTravoltageView.js
+++ b/js/john-travoltage/view/JohnTravoltageView.js
@@ -134,7 +134,7 @@ class JohnTravoltageView extends ScreenView {
       tandem.createTandem( 'legNode' ), {
         labelContent: appendageLegLabelString,
 
-        // prototype self-voicing feature
+        // prototype voicing feature
         voicingHint: voicingContentHintString,
         manipulationHint: footInteractionHintString
       } );
@@ -147,7 +147,7 @@ class JohnTravoltageView extends ScreenView {
         keyboardMidPointOffset: 0.41,
         labelContent: appendageArmLabelString,
 
-        // prototype self-voicing feature
+        // prototype voicing feature
         voicingHint: voicingDetailedContentHintString,
         manipulationHint: handInteractionHintString
       } );
@@ -202,7 +202,7 @@ class JohnTravoltageView extends ScreenView {
         if ( phet.chipper.queryParameters.supportsVoicing ) {
           phet.joist.sim.voicingUtteranceQueue.enabled = true;
 
-          // when pressed, self-voicing content should speak both the label and the alert
+          // when pressed, voicing content should speak both the label and the alert
           const resetAlert = levelSpeakerModel.collectResponses( resetAllString, resetAllAlertString );
           phet.joist.sim.voicingUtteranceQueue.addToBack( resetAlert );
         }
@@ -384,7 +384,7 @@ class JohnTravoltageView extends ScreenView {
       resetAllButton
     ];
 
-    // prototype code related to the self-voicing work
+    // prototype code related to the voicing work
     if ( phet.chipper.queryParameters.supportsVoicing ) {
 
       // add the swipe listener
@@ -509,7 +509,7 @@ class JohnTravoltageView extends ScreenView {
   }
 
   /**
-   * Create the self-voicing scene descriptoin for the "Hint Please" button.
+   * Create the voicing scene descriptoin for the "Hint Please" button.
    * Similar to the PDOM description, but uses a qualitative description of the
    * charge.
    *