diff --git a/src/rpc/client.cpp b/src/rpc/client.cpp
index cbfa1cfae..feca3d8fd 100644
--- a/src/rpc/client.cpp
+++ b/src/rpc/client.cpp
@@ -25,7 +25,7 @@ public:
 };
 
 /**
- * Specifiy a (method, idx, name) here if the argument is a non-string RPC
+ * Specify a (method, idx, name) here if the argument is a non-string RPC
  * argument and needs to be converted from JSON.
  *
  * @note Parameter indexes start from 0.
diff --git a/src/test/checkqueue_tests.cpp b/src/test/checkqueue_tests.cpp
index d89f9b770..af134ad31 100644
--- a/src/test/checkqueue_tests.cpp
+++ b/src/test/checkqueue_tests.cpp
@@ -303,7 +303,7 @@ BOOST_AUTO_TEST_CASE(test_CheckQueue_UniqueCheck)
 }
 
 
-// Test that blocks which might allocate lots of memory free their memory agressively.
+// Test that blocks which might allocate lots of memory free their memory aggressively.
 //
 // This test attempts to catch a pathological case where by lazily freeing
 // checks might mean leaving a check un-swapped out, and decreasing by 1 each
diff --git a/src/test/txvalidationcache_tests.cpp b/src/test/txvalidationcache_tests.cpp
index 054e23763..fbf79fc3c 100644
--- a/src/test/txvalidationcache_tests.cpp
+++ b/src/test/txvalidationcache_tests.cpp
@@ -29,7 +29,7 @@ ToMemPool(CMutableTransaction& tx)
 
 BOOST_FIXTURE_TEST_CASE(tx_mempool_block_doublespend, TestChain240Setup)
 {
-    // Make sure skipping validation of transctions that were
+    // Make sure skipping validation of transactions that were
     // validated going into the memory pool does not allow
     // double-spends in blocks to pass validation when they should not.
 
diff --git a/src/utiltime.h b/src/utiltime.h
index 329de7190..3fe1781a4 100644
--- a/src/utiltime.h
+++ b/src/utiltime.h
@@ -12,7 +12,7 @@
 
 /**
  * GetTimeMicros() and GetTimeMillis() both return the system time, but in
- * different units. GetTime() returns the sytem time in seconds, but also
+ * different units. GetTime() returns the system time in seconds, but also
  * supports mocktime, where the time can be specified by the user, eg for
  * testing (eg with the setmocktime rpc, or -mocktime argument).
  *
diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
index b3542ea88..c4f169ffa 100644
--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -1038,7 +1038,7 @@ bool CWallet::LoadToWallet(const CWalletTx& wtxIn)
  * TODO: One exception to this is that the abandoned state is cleared under the
  * assumption that any further notification of a transaction that was considered
  * abandoned is an indication that it is not safe to be considered abandoned.
- * Abandoned state should probably be more carefuly tracked via different
+ * Abandoned state should probably be more carefully tracked via different
  * posInBlock signals or by checking mempool presence when necessary.
  */
 bool CWallet::AddToWalletIfInvolvingMe(const CTransaction& tx, const CBlockIndex* pIndex, int posInBlock, bool fUpdate)
diff --git a/src/wallet/wallet.h b/src/wallet/wallet.h
index fc869d397..560f3cf15 100644
--- a/src/wallet/wallet.h
+++ b/src/wallet/wallet.h
@@ -813,11 +813,11 @@ public:
      */
     static CAmount GetMinimumFee(const CMutableTransaction& tx, unsigned int nTxBytes, unsigned int nConfirmTarget, const CTxMemPool& pool, CAmount targetFee);
     /**
-     * Dogecoin: Get a fee targetting a specific transaction speed.
+     * Dogecoin: Get a fee targeting a specific transaction speed.
      */
     CAmount GetDogecoinPriorityFee(const CMutableTransaction& tx, unsigned int nTxBytes, FeeRatePreset nSpeed);
     /**
-     * Dogecoin: Get a fee targetting a specific transaction speed.
+     * Dogecoin: Get a fee targeting a specific transaction speed.
      */
     static CAmount GetDogecoinPriorityFee(const CMutableTransaction& tx, unsigned int nTxBytes, FeeRatePreset nSpeed, CAmount targetFee);
     /**