diff --git a/src/addrman.h b/src/addrman.h
--- a/src/addrman.h
+++ b/src/addrman.h
@@ -229,7 +229,7 @@
     int64_t nLastGood GUARDED_BY(cs);
 
     //! Holds addrs inserted into tried table that collide with existing
-    //! entries. Test-before-evict discpline used to resolve these collisions.
+    //! entries. Test-before-evict discipline used to resolve these collisions.
     std::set<int> m_tried_collisions;
 
 protected:
diff --git a/test/lint/dictionary/english.json b/test/lint/dictionary/english.json
--- a/test/lint/dictionary/english.json
+++ b/test/lint/dictionary/english.json
@@ -219,6 +219,7 @@
       "discontiguous": "noncontiguous",
       "dispertion": "dispersion",
       "dissapears": "disappears",
+      "discpline": "discipline",
       "docuentation": "documentation",
       "documantation": "documentation",
       "documentaion": "documentation",
diff --git a/test/util/data/bitcoin-util-test.json b/test/util/data/bitcoin-util-test.json
--- a/test/util/data/bitcoin-util-test.json
+++ b/test/util/data/bitcoin-util-test.json
@@ -144,12 +144,12 @@
   { "exec": "./bitcoin-tx",
     "args": ["02000000000100000000000000000000000000"],
     "output_cmp": "txcreate2.hex",
-    "description": "Parses a transation with no inputs and a single output script"
+    "description": "Parses a transaction with no inputs and a single output script"
   },
   { "exec": "./bitcoin-tx",
     "args": ["-json", "02000000000100000000000000000000000000"],
     "output_cmp": "txcreate2.json",
-    "description": "Parses a transation with no inputs and a single output script (output in json)"
+    "description": "Parses a transaction with no inputs and a single output script (output in json)"
   },
   { "exec": "./bitcoin-tx",
     "args": ["-create", "outscript=0:OP_DROP", "nversion=1"],