Fix some typos

10 files changed, 12 insertions, 12 deletions

diff --git a/qa/rpc-tests/multi_rpc.py b/qa/rpc-tests/multi_rpc.py
index cdeb94caa0..95d9090ce2 100755
--- a/qa/rpc-tests/multi_rpc.py
+++ b/qa/rpc-tests/multi_rpc.py
@@ -4,7 +4,7 @@
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 #
-# Test mulitple rpc user config option rpcauth
+# Test multiple rpc user config option rpcauth
 #
 
 from test_framework.test_framework import BitcoinTestFramework
diff --git a/qa/rpc-tests/test_framework/util.py b/qa/rpc-tests/test_framework/util.py
index 24a9d434af..99c30f7651 100644
--- a/qa/rpc-tests/test_framework/util.py
+++ b/qa/rpc-tests/test_framework/util.py
@@ -223,7 +223,7 @@ def wait_for_bitcoind_start(process, url, i):
                 raise # unknown IO error
         except JSONRPCException as e: # Initialization phase
             if e.error['code'] != -28: # RPC in warmup?
-                raise # unkown JSON RPC exception
+                raise # unknown JSON RPC exception
         time.sleep(0.25)
 
 def initialize_chain(test_dir, num_nodes, cachedir):
@@ -257,7 +257,7 @@ def initialize_chain(test_dir, num_nodes, cachedir):
                 print("initialize_chain: bitcoind started, waiting for RPC to come up")
             wait_for_bitcoind_start(bitcoind_processes[i], rpc_url(i), i)
             if os.getenv("PYTHON_DEBUG", ""):
-                print("initialize_chain: RPC succesfully started")
+                print("initialize_chain: RPC successfully started")
 
         rpcs = []
         for i in range(MAX_NODES):
@@ -344,7 +344,7 @@ def start_node(i, dirname, extra_args=None, rpchost=None, timewait=None, binary=
     url = rpc_url(i, rpchost)
     wait_for_bitcoind_start(bitcoind_processes[i], url, i)
     if os.getenv("PYTHON_DEBUG", ""):
-        print("start_node: RPC succesfully started")
+        print("start_node: RPC successfully started")
     proxy = get_rpc_proxy(url, i, timeout=timewait)
 
     if COVERAGE_DIR:
diff --git a/src/blockencodings.cpp b/src/blockencodings.cpp
index f14ae1c412..2efeda9cc6 100644
--- a/src/blockencodings.cpp
+++ b/src/blockencodings.cpp
@@ -62,7 +62,7 @@ ReadStatus PartiallyDownloadedBlock::InitData(const CBlockHeaderAndShortTxIDs& c
         if (cmpctblock.prefilledtxn[i].tx->IsNull())
             return READ_STATUS_INVALID;
 
-        lastprefilledindex += cmpctblock.prefilledtxn[i].index + 1; //index is a uint16_t, so cant overflow here
+        lastprefilledindex += cmpctblock.prefilledtxn[i].index + 1; //index is a uint16_t, so can't overflow here
         if (lastprefilledindex > std::numeric_limits<uint16_t>::max())
             return READ_STATUS_INVALID;
         if ((uint32_t)lastprefilledindex > cmpctblock.shorttxids.size() + i) {
diff --git a/src/crypto/ctaes/test.c b/src/crypto/ctaes/test.c
index fce1696acd..21439a16f1 100644
--- a/src/crypto/ctaes/test.c
+++ b/src/crypto/ctaes/test.c
@@ -102,7 +102,7 @@ int main(void) {
         }
     }
     if (fail == 0) {
-        fprintf(stderr, "All tests succesful\n");
+        fprintf(stderr, "All tests successful\n");
     } else {
         fprintf(stderr, "%i tests failed\n", fail);
     }
diff --git a/src/main.cpp b/src/main.cpp
index 6bb81fab24..067b394104 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -4974,7 +4974,7 @@ void static ProcessGetData(CNode* pfrom, const Consensus::Params& consensusParam
                     else if (inv.type == MSG_CMPCT_BLOCK)
                     {
                         // If a peer is asking for old blocks, we're almost guaranteed
-                        // they wont have a useful mempool to match against a compact block,
+                        // they won't have a useful mempool to match against a compact block,
                         // and we don't feel like constructing the object for them, so
                         // instead we respond with the full, non-compact block.
                         bool fPeerWantsWitness = State(pfrom->GetId())->fWantsCmpctWitness;
diff --git a/src/qt/optionsmodel.h b/src/qt/optionsmodel.h
index b23b5f2607..d2e1fb23a3 100644
--- a/src/qt/optionsmodel.h
+++ b/src/qt/optionsmodel.h
@@ -81,7 +81,7 @@ private:
     int nDisplayUnit;
     QString strThirdPartyTxUrls;
     bool fCoinControlFeatures;
-    /* settings that were overriden by command-line */
+    /* settings that were overridden by command-line */
     QString strOverriddenByCommandLine;
 
     // Add option to list of GUI options overridden through command line/config file
diff --git a/src/support/lockedpool.h b/src/support/lockedpool.h
index 3403415436..f5212bc266 100644
--- a/src/support/lockedpool.h
+++ b/src/support/lockedpool.h
@@ -109,7 +109,7 @@ private:
  * An arena manages a contiguous region of memory. The pool starts out with one arena
  * but can grow to multiple arenas if the need arises.
  *
- * Unlike a normal C heap, the administrative structures are seperate from the managed
+ * Unlike a normal C heap, the administrative structures are separate from the managed
  * memory. This has been done as the sizes and bases of objects are not in themselves sensitive
  * information, as to conserve precious locked memory. In some operating systems
  * the amount of memory that can be locked is small.
diff --git a/src/test/bitcoin-util-test.py b/src/test/bitcoin-util-test.py
index 4301b93b7c..1c090b3f3f 100755
--- a/src/test/bitcoin-util-test.py
+++ b/src/test/bitcoin-util-test.py
@@ -15,7 +15,7 @@ help_text="""Test framework for bitcoin utils.
 
 Runs automatically during `make check`.
 
-Can also be run manually from the src directory by specifiying the source directory:
+Can also be run manually from the src directory by specifying the source directory:
 
 test/bitcoin-util-test.py --srcdir='srcdir' [--verbose]
 """
diff --git a/src/test/limitedmap_tests.cpp b/src/test/limitedmap_tests.cpp
index faaddffad8..e3531486aa 100644
--- a/src/test/limitedmap_tests.cpp
+++ b/src/test/limitedmap_tests.cpp
@@ -47,7 +47,7 @@ BOOST_AUTO_TEST_CASE(limitedmap_test)
         // make sure the item is present
         BOOST_CHECK(map.count(i) == 1);
 
-        // use the iterator to check for the expected key adn value
+        // use the iterator to check for the expected key and value
         BOOST_CHECK(it->first == i);
         BOOST_CHECK(it->second == i + 1);
         
diff --git a/src/txmempool.h b/src/txmempool.h
index 29b59363a2..23fe5a7abe 100644
--- a/src/txmempool.h
+++ b/src/txmempool.h
@@ -62,7 +62,7 @@ class CTxMemPool;
 
 /** \class CTxMemPoolEntry
  *
- * CTxMemPoolEntry stores data about the correponding transaction, as well
+ * CTxMemPoolEntry stores data about the corresponding transaction, as well
  * as data about all in-mempool transactions that depend on the transaction
  * ("descendant" transactions).
  *