[trivial] Fix typos in comments

4 files changed, 5 insertions, 5 deletions

diff --git a/src/qt/bantablemodel.cpp b/src/qt/bantablemodel.cpp
index 00a915dd8d..4b34e73eb7 100644
--- a/src/qt/bantablemodel.cpp
+++ b/src/qt/bantablemodel.cpp
@@ -64,7 +64,7 @@ public:
         }
 
         if (sortColumn >= 0)
-            // sort cachedBanlist (use stable sort to prevent rows jumping around unneceesarily)
+            // sort cachedBanlist (use stable sort to prevent rows jumping around unnecessarily)
             qStableSort(cachedBanlist.begin(), cachedBanlist.end(), BannedNodeLessThan(sortColumn, sortOrder));
     }
 
diff --git a/src/qt/paymentserver.h b/src/qt/paymentserver.h
index 37ee522d54..9d46280a37 100644
--- a/src/qt/paymentserver.h
+++ b/src/qt/paymentserver.h
@@ -21,10 +21,10 @@
 //
 // When startup is finished and the main window is
 // shown, a signal is sent to slot uiReady(), which
-// emits a receivedURL() signal for any payment
+// emits a receivedURI() signal for any payment
 // requests that happened during startup.
 //
-// After startup, receivedURL() happens as usual.
+// After startup, receivedURI() happens as usual.
 //
 // This class has one more feature: a static
 // method that finds URIs passed in the command line
diff --git a/src/qt/sendcoinsdialog.cpp b/src/qt/sendcoinsdialog.cpp
index 1e2842df73..1c0ed663c1 100644
--- a/src/qt/sendcoinsdialog.cpp
+++ b/src/qt/sendcoinsdialog.cpp
@@ -608,7 +608,7 @@ void SendCoinsDialog::updateGlobalFeeVariables()
         // set nMinimumTotalFee to 0 to not accidentally pay a custom fee
         CoinControlDialog::coinControl->nMinimumTotalFee = 0;
 
-        // show the estimated reuquired time for confirmation
+        // show the estimated required time for confirmation
         ui->confirmationTargetLabel->setText(GUIUtil::formatDurationStr(nConfirmTarget * Params().GetConsensus().nPowTargetSpacing) + " / " + tr("%n block(s)", "", nConfirmTarget));
     }
     else
diff --git a/src/qt/utilitydialog.cpp b/src/qt/utilitydialog.cpp
index 70efe27990..7ab4125284 100644
--- a/src/qt/utilitydialog.cpp
+++ b/src/qt/utilitydialog.cpp
@@ -39,7 +39,7 @@ HelpMessageDialog::HelpMessageDialog(QWidget *parent, bool about) :
 
     QString version = tr(PACKAGE_NAME) + " " + tr("version") + " " + QString::fromStdString(FormatFullVersion());
     /* On x86 add a bit specifier to the version so that users can distinguish between
-     * 32 and 64 bit builds. On other architectures, 32/64 bit may be more ambigious.
+     * 32 and 64 bit builds. On other architectures, 32/64 bit may be more ambiguous.
      */
 #if defined(__x86_64__)
     version += " " + tr("(%1-bit)").arg(64);