diff --git a/java/com/google/scrollview/events/SVEvent.java b/java/com/google/scrollview/events/SVEvent.java
index 18309c2f..9b57d9e0 100644
--- a/java/com/google/scrollview/events/SVEvent.java
+++ b/java/com/google/scrollview/events/SVEvent.java
@@ -53,7 +53,7 @@ public class SVEvent {
   }
 
   /**
-   * An event which issues a command (like clicking on a item in the menubar).
+   * An event which issues a command (like clicking on an item in the menubar).
    *
    * @param eventtype The type of the event as specified in SVEventType
    *        (usually SVET_MENU or SVET_POPUP)
diff --git a/java/com/google/scrollview/ui/SVWindow.java b/java/com/google/scrollview/ui/SVWindow.java
index 3b5e7cd8..0da062a8 100644
--- a/java/com/google/scrollview/ui/SVWindow.java
+++ b/java/com/google/scrollview/ui/SVWindow.java
@@ -82,7 +82,7 @@ public class SVWindow extends JFrame {
   // This really needs to be a fixed width stroke as the basic stroke is
   // anti-aliased and gets too faint, but the piccolo fixed width stroke
   // is too buggy and generates missing initial moveto in path definition
-  // errors with a IllegalPathStateException that cannot be caught because
+  // errors with an IllegalPathStateException that cannot be caught because
   // it is in the automatic repaint function. If we can fix the exceptions
   // in piccolo, then we can use the following instead of BasicStroke:
   //   import edu.umd.cs.piccolox.util.PFixedWidthStroke;
diff --git a/src/textord/strokewidth.cpp b/src/textord/strokewidth.cpp
index d8f52f60..e579eb21 100644
--- a/src/textord/strokewidth.cpp
+++ b/src/textord/strokewidth.cpp
@@ -1581,7 +1581,7 @@ bool StrokeWidth::DiacriticBlob(BlobGrid *small_grid, BLOBNBOX *blob) {
   // Setup a rectangle search to find its nearest base-character neighbour.
   // We keep 2 different best candidates:
   // best_x_overlap is a category of base characters that have an overlap in x
-  // (like a acute) in which we look for the least y-gap, computed using the
+  // (like an acute) in which we look for the least y-gap, computed using the
   // projection to favor base characters in the same textline.
   // best_y_overlap is a category of base characters that have no x overlap,
   // (nominally a y-overlap is preferrecd but not essential) in which we
diff --git a/src/textord/tablerecog.h b/src/textord/tablerecog.h
index f7f49fbd..fb22b386 100644
--- a/src/textord/tablerecog.h
+++ b/src/textord/tablerecog.h
@@ -279,7 +279,7 @@ public:
   // nullptr is returned.
   //
   // Keep in mind, this may "overgrow" or "undergrow" the size of guess.
-  // Ideally, there is a either a one-to-one correspondence between
+  // Ideally, there is either a one-to-one correspondence between
   // the guess and table or no table at all. This is not the best of
   // assumptions right now, but was made to try to keep things simple in
   // the first pass.
diff --git a/src/textord/underlin.cpp b/src/textord/underlin.cpp
index 112d5fdd..431cd498 100644
--- a/src/textord/underlin.cpp
+++ b/src/textord/underlin.cpp
@@ -195,7 +195,7 @@ void find_underlined_blobs(    // get chop points
 /**********************************************************************
  * vertical_cunderline_projection
  *
- * Compute the vertical projection of a outline from its outlines
+ * Compute the vertical projection of an outline from its outlines
  * and add to the given STATS.
  **********************************************************************/
 
diff --git a/src/wordrec/language_model.h b/src/wordrec/language_model.h
index 846f6ab0..010cf5b4 100644
--- a/src/wordrec/language_model.h
+++ b/src/wordrec/language_model.h
@@ -77,7 +77,7 @@ public:
                    float rating_cert_scale);
 
   // Updates language model state of the given BLOB_CHOICE_LIST (from
-  // the ratings matrix) a its parent. Updates pain_points if new
+  // the ratings matrix) and its parent. Updates pain_points if new
   // problematic points are found in the segmentation graph.
   //
   // At most language_model_viterbi_list_size are kept in each