diff --git a/streams/follow.go b/streams/follow.go
index 2288047..eb8020b 100644
--- a/streams/follow.go
+++ b/streams/follow.go
@@ -985,7 +985,7 @@ var (
 
 	// errMaxExprCnt is used to signal that the maximum number of
 	// expressions have been parsed.
-	errMaxExprCnt = errors.New("max number of expresssions parsed")
+	errMaxExprCnt = errors.New("max number of expressions parsed")
 )
 
 // Option is a function that can set an option on the parser. It returns
diff --git a/theme/utils.go b/theme/utils.go
index 18edd14..80c9479 100644
--- a/theme/utils.go
+++ b/theme/utils.go
@@ -32,7 +32,7 @@ const (
 
 var theme *viper.Viper
 
-// MakeColorSafe extends gowid's MakeColorSafe function, prefering to interpret
+// MakeColorSafe extends gowid's MakeColorSafe function, preferring to interpret
 // its string argument as a toml file config key lookup first; if this fails, then
 // fall back to gowid.MakeColorSafe, which will then read colors as urwid color names,
 // #-prefixed hex digits, grayscales, etc.
@@ -88,7 +88,7 @@ func (m Mode) String() string {
 
 // Load will set the package-level theme object to a viper object representing the
 // toml file either (a) read from disk, or failing that (b) built-in to termshark.
-// Disk themes are prefered and take precedence.
+// Disk themes are preferred and take precedence.
 func Load(name string, app gowid.IApp) error {
 	var err error
 
diff --git a/ui/ui.go b/ui/ui.go
index 3cfe957..7a9c35b 100644
--- a/ui/ui.go
+++ b/ui/ui.go
@@ -537,7 +537,7 @@ func makeStructNodeWidget(pos tree.IPos, tr tree.IModel) gowid.IWidget {
 
 //======================================================================
 
-// I want to have prefered position work on this, but you have to choose a subwidget
+// I want to have preferred position work on this, but you have to choose a subwidget
 // to navigate to. We have three. I know that my use of them is very similar, so I'll
 // just pick the first
 type selectedComposite struct {
@@ -645,7 +645,7 @@ func (t *rowFocusTableWidget) At(lpos list.IWalkerPosition) gowid.IWidget {
 		return nil
 	}
 
-	// Composite so it passes through prefered column
+	// Composite so it passes through preferred column
 	var res gowid.IWidget = &selectedComposite{
 		Widget: isselected.New(w,
 			styled.New(w, gowid.MakePaletteRef(t.rowSelected)),
@@ -2246,7 +2246,7 @@ func getStructWidgetToDisplay(row int, app gowid.IApp) gowid.IWidget {
 
 		// if not nil, it means the user has interacted with some struct widget at least once causing
 		// a focus change. We track the current focus e.g. [0, 2, 1] - the indices through the tree leading
-		// to the focused item. We programatically adjust the focus widget of the new struct (e.g. after
+		// to the focused item. We programmatically adjust the focus widget of the new struct (e.g. after
 		// navigating down one in the packet list), but only if we can move focus to the same PDML field
 		// as the old struct. For example, if we are on tcp.srcport in the old packet, and we can
 		// open up tcp.srcport in the new packet, then we do so. This is not perfect, because I use the old
diff --git a/utils.go b/utils.go
index 4eb1abe..ae00ef8 100644
--- a/utils.go
+++ b/utils.go
@@ -868,7 +868,7 @@ func ConvertArgToTShark(arg string) (string, string, bool) {
 
 var UnexpectedOutput = fmt.Errorf("Unexpected output")
 
-// Use tshark's output, becauses the indices can then be used to select
+// Use tshark's output, because the indices can then be used to select
 // an interface to sniff on, and net.Interfaces returns the interfaces in
 // a different order.
 func Interfaces() (map[int][]string, error) {