diff --git a/core/src/main/kotlin/net/corda/core/internal/TransactionUtils.kt b/core/src/main/kotlin/net/corda/core/internal/TransactionUtils.kt
index 3d3056da5f..3a81987091 100644
--- a/core/src/main/kotlin/net/corda/core/internal/TransactionUtils.kt
+++ b/core/src/main/kotlin/net/corda/core/internal/TransactionUtils.kt
@@ -201,7 +201,7 @@ fun createComponentGroups(inputs: List<StateRef>,
     componentGroupMap.addListGroup(COMMANDS_GROUP, commands.map { it.value }, serialize)
     // Attachments which can only be processed by 4.12 and later.
     componentGroupMap.addListGroup(ATTACHMENTS_V2_GROUP, attachments, serialize)
-    // The original attachments group now only contains attachments which can be processed by 4.11 and ealier (and the external verifier).
+    // The original attachments group now only contains attachments which can be processed by 4.11 and earlier (and the external verifier).
     componentGroupMap.addListGroup(ATTACHMENTS_GROUP, legacyAttachments, serialize)
     if (notary != null) componentGroupMap.add(ComponentGroup(NOTARY_GROUP.ordinal, listOf(notary).lazyMapped(serialize)))
     if (timeWindow != null) componentGroupMap.add(ComponentGroup(TIMEWINDOW_GROUP.ordinal, listOf(timeWindow).lazyMapped(serialize)))
diff --git a/core/src/main/kotlin/net/corda/core/transactions/MerkleTransaction.kt b/core/src/main/kotlin/net/corda/core/transactions/MerkleTransaction.kt
index 4895f18226..ab786503ee 100644
--- a/core/src/main/kotlin/net/corda/core/transactions/MerkleTransaction.kt
+++ b/core/src/main/kotlin/net/corda/core/transactions/MerkleTransaction.kt
@@ -42,7 +42,7 @@ abstract class TraversableTransaction(open val componentGroups: List<ComponentGr
      * Returns the attachments compatible with 4.12 and later. This will be empty for transactions created on 4.11 or earlier.
      *
      * [legacyAttachments] and [nonLegacyAttachments] are independent of each other and may contain the same attachments. This is to provide backwards
-     * compatiblity and enable both 4.11 and 4.12 nodes to verify the same transaction.
+     * compatibility and enable both 4.11 and 4.12 nodes to verify the same transaction.
      */
     @CordaInternal
     @JvmSynthetic
diff --git a/docker/src/bash/generate-config.sh b/docker/src/bash/generate-config.sh
index 54bc8daab0..f8ea1f3519 100755
--- a/docker/src/bash/generate-config.sh
+++ b/docker/src/bash/generate-config.sh
@@ -37,7 +37,7 @@ function generateGenericCZConfig() {
     : ${MY_EMAIL_ADDRESS:? '$MY_EMAIL_ADDRESS, the email to use when joining must be set as an environment variable'}
     : ${NETWORK_TRUST_PASSWORD=:? '$NETWORK_TRUST_PASSWORD, the password to the network store to use when joining must be set as environment variable'}
     : ${RPC_USER=:? '$RPC_USER, the name of the primary rpc user must be set as environment variable'}
-    : ${SSHPORT=:? 'SSHPORT, the port number for the SSHD must be set as enviroment variable'}
+    : ${SSHPORT=:? 'SSHPORT, the port number for the SSHD must be set as environment variable'}
 
 
     if [[ ! -f ${CERTIFICATES_FOLDER}/${TRUST_STORE_NAME} ]]; then
diff --git a/docker/test-docker.sh b/docker/test-docker.sh
index e5b35a294c..4f3724c4c2 100755
--- a/docker/test-docker.sh
+++ b/docker/test-docker.sh
@@ -41,8 +41,8 @@ docker run -d --name corda-test-${SALT} --network=host --hostname=127.0.0.1 \
         -e CORDA_ARGS="--log-to-console --no-local-shell" \
         $IMAGE  config-generator --generic
 
-# Succesfully registered (with http://localhost:8080)
-docker logs -f corda-test-${SALT} | grep -q "Succesfully registered"
+# Successfully registered (with http://localhost:8080)
+docker logs -f corda-test-${SALT} | grep -q "Successfully registered"
 if [ ! "$(docker ps -q -f name=corda-test-${SALT})" ]; then
     echo "TEST-IMAGE-${IMAGE}: FAIL corda-test has exited."
     docker logs corda-test-${SALT}
@@ -50,7 +50,7 @@ if [ ! "$(docker ps -q -f name=corda-test-${SALT})" ]; then
     docker rm -f corda-test-${SALT}
     exit 1
 else
-    echo "TEST-IMAGE-${IMAGE}: SUCCESS : Succesfully registered with http://localhost:8080"
+    echo "TEST-IMAGE-${IMAGE}: SUCCESS : Successfully registered with http://localhost:8080"
 fi
 
 # Node started up and registered
diff --git a/experimental/avalanche/Readme.md b/experimental/avalanche/Readme.md
index e41775f225..4f7ed92ac1 100644
--- a/experimental/avalanche/Readme.md
+++ b/experimental/avalanche/Readme.md
@@ -18,7 +18,7 @@ for f in node-0-*.dot; do dot -Tpng -O $f; done
 ```
 The above command generates a number of PNG files `node-0-*.png`, showing the
 evolution of the DAG. The nodes are labeled with the ID of the spent state,
-the chit and confidence values. The prefered transaction of a conflict set is
+the chit and confidence values. The preferred transaction of a conflict set is
 labelled with a star. Accepted transactions are blue.
 
 ![DAG](./images/node-0-003.dot.png)