diff --git a/src/Microsoft.PowerShell.GraphicalHost/HelpWindow/HelpParagraphBuilder.cs b/src/Microsoft.PowerShell.GraphicalHost/HelpWindow/HelpParagraphBuilder.cs
index 1a548ce8fd..3cf59a8ef5 100644
--- a/src/Microsoft.PowerShell.GraphicalHost/HelpWindow/HelpParagraphBuilder.cs
+++ b/src/Microsoft.PowerShell.GraphicalHost/HelpWindow/HelpParagraphBuilder.cs
@@ -248,12 +248,12 @@ namespace Microsoft.Management.UI.Internal
         /// Splits the string adding indentation before each line
         /// </summary>
         /// <param name="str">string to add indentation to</param>
-        /// <param name="numberOfIdents">number of indentations</param>
+        /// <param name="numberOfIndents">number of indentations</param>
         /// <returns>the string indented</returns>
-        private static string AddIndent(string str, int numberOfIdents)
+        private static string AddIndent(string str, int numberOfIndents)
         {
             StringBuilder indent = new StringBuilder();
-            indent.Append(' ', numberOfIdents * HelpParagraphBuilder.IndentSize);
+            indent.Append(' ', numberOfIndents * HelpParagraphBuilder.IndentSize);
             return HelpParagraphBuilder.AddIndent(str, indent.ToString());
         }
 
@@ -421,22 +421,22 @@ namespace Microsoft.Management.UI.Internal
                         parameterNameOptionalCloseBrace = "]";
                     }
 
-                    string paramterPrefix = String.Format(
+                    string parameterPrefix = String.Format(
                         CultureInfo.CurrentCulture,
                         "{0}{1}-",
                         parameterOptionalOpenBrace,
                         parameterNameOptionalOpenBrace);
 
-                    this.AddText(paramterPrefix, false);
+                    this.AddText(parameterPrefix, false);
                     this.AddText(parameterName, true);
 
-                    string paramterSuffix = String.Format(
+                    string parameterSuffix = String.Format(
                         CultureInfo.CurrentCulture,
                         "{0} {1}{2} ",
                         parameterNameOptionalCloseBrace,
                         parameterType,
                         parameterOptionalCloseBrace);
-                    this.AddText(paramterSuffix, false);
+                    this.AddText(parameterSuffix, false);
                 }
 
                 string commonParametersText = String.Format(
diff --git a/src/Microsoft.PowerShell.GraphicalHost/HelpWindow/ParagraphBuilder.cs b/src/Microsoft.PowerShell.GraphicalHost/HelpWindow/ParagraphBuilder.cs
index ccbca3307a..1ae7aaf0f9 100644
--- a/src/Microsoft.PowerShell.GraphicalHost/HelpWindow/ParagraphBuilder.cs
+++ b/src/Microsoft.PowerShell.GraphicalHost/HelpWindow/ParagraphBuilder.cs
@@ -31,7 +31,7 @@ namespace Microsoft.Management.UI.Internal
         /// <summary>
         /// The text spans that should be highlighted
         /// </summary>
-        private List<TextSpan> highlighedSpans;
+        private List<TextSpan> highlightedSpans;
 
         /// <summary>
         /// The text displayed
@@ -56,7 +56,7 @@ namespace Microsoft.Management.UI.Internal
 
             this.paragraph = paragraph;
             this.boldSpans = new List<TextSpan>();
-            this.highlighedSpans = new List<TextSpan>();
+            this.highlightedSpans = new List<TextSpan>();
             this.textBuilder = new StringBuilder();
         }
 
@@ -72,7 +72,7 @@ namespace Microsoft.Management.UI.Internal
         /// </summary>
         internal int HighlightCount
         {
-            get { return this.highlighedSpans.Count; }
+            get { return this.highlightedSpans.Count; }
         }
 
         /// <summary>
@@ -100,7 +100,7 @@ namespace Microsoft.Management.UI.Internal
             int currentBoldIndex = 0;
             TextSpan? currentBoldSpan = this.boldSpans.Count == 0 ? (TextSpan?)null : this.boldSpans[0];
             int currentHighlightedIndex = 0;
-            TextSpan? currentHighlightedSpan = this.highlighedSpans.Count == 0 ? (TextSpan?)null : this.highlighedSpans[0];
+            TextSpan? currentHighlightedSpan = this.highlightedSpans.Count == 0 ? (TextSpan?)null : this.highlightedSpans[0];
 
             bool currentBold = false;
             bool currentHighlighted = false;
@@ -115,7 +115,7 @@ namespace Microsoft.Management.UI.Internal
                 ParagraphBuilder.MoveSpanToPosition(ref currentBoldIndex, ref currentBoldSpan, i, this.boldSpans);
                 newBold = currentBoldSpan == null ? false : currentBoldSpan.Value.Contains(i);
 
-                ParagraphBuilder.MoveSpanToPosition(ref currentHighlightedIndex, ref currentHighlightedSpan, i, this.highlighedSpans);
+                ParagraphBuilder.MoveSpanToPosition(ref currentHighlightedIndex, ref currentHighlightedSpan, i, this.highlightedSpans);
                 newHighlighted = currentHighlightedSpan == null ? false : currentHighlightedSpan.Value.Contains(i);
 
                 if (newBold != currentBold || newHighlighted != currentHighlighted)
@@ -142,7 +142,7 @@ namespace Microsoft.Management.UI.Internal
         /// <param name="wholeWord">true if we should search whole word only</param>
         internal void HighlightAllInstancesOf(string search, bool caseSensitive, bool wholeWord)
         {
-            this.highlighedSpans.Clear();
+            this.highlightedSpans.Clear();
 
             if (search == null || search.Trim().Length == 0)
             {
@@ -216,7 +216,7 @@ namespace Microsoft.Management.UI.Internal
         internal void ResetAllText()
         {
             this.boldSpans.Clear();
-            this.highlighedSpans.Clear();
+            this.highlightedSpans.Clear();
             this.textBuilder.Clear();
         }
 
@@ -298,7 +298,7 @@ namespace Microsoft.Management.UI.Internal
                 throw new ArgumentOutOfRangeException("length");
             }
 
-            this.highlighedSpans.Add(new TextSpan(start, length));
+            this.highlightedSpans.Add(new TextSpan(start, length));
         }
 
         /// <summary>
diff --git a/src/Microsoft.PowerShell.GraphicalHost/ShowCommand/ViewModel/CommandViewModel.cs b/src/Microsoft.PowerShell.GraphicalHost/ShowCommand/ViewModel/CommandViewModel.cs
index fa2667892f..5825c7b5d5 100644
--- a/src/Microsoft.PowerShell.GraphicalHost/ShowCommand/ViewModel/CommandViewModel.cs
+++ b/src/Microsoft.PowerShell.GraphicalHost/ShowCommand/ViewModel/CommandViewModel.cs
@@ -70,7 +70,7 @@ namespace Microsoft.PowerShell.Commands.ShowCommandInternal
         /// <summary>
         /// Field used for the CommonParameters parameter.
         /// </summary>
-        private ParameterSetViewModel comonParameters;
+        private ParameterSetViewModel commonParameters;
 
         /// <summary>
         /// The ShowCommandCommandInfo this model is based on
@@ -239,7 +239,7 @@ namespace Microsoft.PowerShell.Commands.ShowCommandInternal
         /// </summary>
         public ParameterSetViewModel CommonParameters
         {
-            get { return this.comonParameters; }
+            get { return this.commonParameters; }
         }
 
         /// <summary>
@@ -537,7 +537,7 @@ namespace Microsoft.PowerShell.Commands.ShowCommandInternal
             }
 
             List<ParameterViewModel> commonParametersList = commonParametersTable.Values.ToList<ParameterViewModel>();
-            returnValue.comonParameters = new ParameterSetViewModel(String.Empty, commonParametersList);
+            returnValue.commonParameters = new ParameterSetViewModel(String.Empty, commonParametersList);
 
             returnValue.parameterSets.Sort(returnValue.Compare);