diff --git a/src/com/mirantis/mcp/MCPArtifactory.groovy b/src/com/mirantis/mcp/MCPArtifactory.groovy
index c9556f09..177737af 100644
--- a/src/com/mirantis/mcp/MCPArtifactory.groovy
+++ b/src/com/mirantis/mcp/MCPArtifactory.groovy
@@ -85,7 +85,7 @@ def uriByProperties(String artifactoryURL, LinkedHashMap properties, Boolean onl
  *
  * @param artifactUrl String, an URL to artifact in Artifactory repo
  * @param properties LinkedHashMap, a Hash of properties (key-value) which
- *        should be assigned for choosen artifact
+ *        should be assigned for chosen artifact
  * @param recursive Boolean, if artifact_url is a directory, whether to set
  *        properties recursively or not
  */
diff --git a/src/com/mirantis/mk/Common.groovy b/src/com/mirantis/mk/Common.groovy
index 031bf6f3..e14f96c9 100644
--- a/src/com/mirantis/mk/Common.groovy
+++ b/src/com/mirantis/mk/Common.groovy
@@ -457,7 +457,7 @@ def cutOrDie(cmd, index) {
 
 /**
  * Check variable contains keyword
- * @param variable keywork is searched (contains) here
+ * @param variable keyword is searched (contains) here
  * @param keyword string to look for
  * @return True if variable contains keyword (case insensitive), False if do not contains or any of input isn't a string
  */
@@ -797,7 +797,7 @@ def comparePillars(compRoot, b_url, grepOpts) {
 /**
  * Simple function, to get basename from string.
  * line - path-string
- * remove_ext - string, optionl. Drop file extenstion.
+ * remove_ext - string, optionl. Drop file extension.
  **/
 def GetBaseName(line, remove_ext) {
     filename = line.toString().split('/').last()
diff --git a/src/com/mirantis/mk/Debian.groovy b/src/com/mirantis/mk/Debian.groovy
index 6e743790..a55c6921 100644
--- a/src/com/mirantis/mk/Debian.groovy
+++ b/src/com/mirantis/mk/Debian.groovy
@@ -258,7 +258,7 @@ def uploadPpa(ppaRepo, dirPath, privateKeyCredId) {
 * @param env       Salt Connection object or env  Salt command map
 * @param target    Salt target to upgrade packages on.
 * @param timeout   Sleep timeout when doing retries.
-* @param attempts  Number of attemps to wait for.
+* @param attempts  Number of attempts to wait for.
 */
 def osReboot(env, target, timeout=30, attempts=10) {
     def salt = new com.mirantis.mk.Salt()
@@ -282,7 +282,7 @@ def osReboot(env, target, timeout=30, attempts=10) {
 * @param mode            'upgrade' or 'dist-upgrade'
 * @param postponeReboot  Boolean flag to specify if reboot have to be postponed.
 * @param timeout   Sleep timeout when doing retries.
-* @param attempts  Number of attemps to wait for.
+* @param attempts  Number of attempts to wait for.
 */
 def osUpgradeNode(env, target, mode, postponeReboot=false, timeout=30, attempts=10, batch=null) {
     if(mode in ['upgrade', 'dist-upgrade']) {
diff --git a/src/com/mirantis/mk/Galera.groovy b/src/com/mirantis/mk/Galera.groovy
index 3b6f6269..fb056e0e 100644
--- a/src/com/mirantis/mk/Galera.groovy
+++ b/src/com/mirantis/mk/Galera.groovy
@@ -110,7 +110,7 @@ def verifyGaleraStatus(env, checkTimeSync=false) {
     }
     common.infoMsg("Disk i/o utilization was checked and everything seems to be in order.")
     if (checkTimeSync && !salt.checkClusterTimeSync(env, "I@galera:master or I@galera:slave")) {
-        common.errorMsg("Time in cluster is desynchronized or it couldn't be detemined. You should fix this issue manually before proceeding.")
+        common.errorMsg("Time in cluster is desynchronized or it couldn't be determined. You should fix this issue manually before proceeding.")
         mysqlStatusReport['error'] = 131
         return mysqlStatusReport
     }
@@ -163,7 +163,7 @@ def verifyGaleraStatus(env, checkTimeSync=false) {
         common.infoMsg("No errors found - MySQL status is ${status}.")
         return mysqlStatusReport
     } else if (status == "unknown") {
-        common.warningMsg('MySQL status cannot be detemined')
+        common.warningMsg('MySQL status cannot be determined')
         mysqlStatusReport['error'] = 1
         return mysqlStatusReport
     } else {
@@ -176,7 +176,7 @@ def verifyGaleraStatus(env, checkTimeSync=false) {
 /** Validates and prints result of verifyGaleraStatus function
 @param env      Salt Connection object or pepperEnv
 @param out      Output of the mysql.status Salt function
-@return status  "OK", "ERROR" or "uknown" depending on result of validation
+@return status  "OK", "ERROR" or "unknown" depending on result of validation
 */
 
 def validateAndPrintGaleraStatusReport(env, out, minion, nodeRoleMaster=false) {
diff --git a/src/com/mirantis/mk/Gerrit.groovy b/src/com/mirantis/mk/Gerrit.groovy
index c33dc5e9..fd058e54 100644
--- a/src/com/mirantis/mk/Gerrit.groovy
+++ b/src/com/mirantis/mk/Gerrit.groovy
@@ -76,7 +76,7 @@ def gerritPatchsetCheckout(LinkedHashMap config, List extraScmExtensions = []) {
             scmUserRemoteConfigs.put('credentialsId',credentials)
         }
 
-        // Usefull, if we only need to clone branch. W\o any refspec magic
+        // Useful, if we only need to clone branch. W\o any refspec magic
         if (GerritTriggerBuildChooser) {
             scmExtensions.add([$class: 'BuildChooserSetting', buildChooser: [$class: 'GerritTriggerBuildChooser']],)
         }
@@ -441,7 +441,7 @@ def prepareGerritAutoCommit(LinkedHashMap params) {
             def jsonChange = readJSON text: gerritChange
             changeId = "Change-Id: ${jsonChange['id']}".toString()
         } catch (Exception error) {
-            common.errorMsg("Can't parse ouput from Gerrit. Check that user ${changeAuthorName} does not have several \
+            common.errorMsg("Can't parse output from Gerrit. Check that user ${changeAuthorName} does not have several \
                 open commits to ${repoProject} repo and ${repoBranch} branch with topic ${changeTopic}")
             throw error
         }
diff --git a/src/com/mirantis/mk/JenkinsUtils.groovy b/src/com/mirantis/mk/JenkinsUtils.groovy
index 780ccabf..4f9cb9ae 100644
--- a/src/com/mirantis/mk/JenkinsUtils.groovy
+++ b/src/com/mirantis/mk/JenkinsUtils.groovy
@@ -113,7 +113,7 @@ def killStuckBuilds(maxSeconds, job){
                 runningBuilds[j].finish(hudson.model.Result.ABORTED, new java.io.IOException("Aborting build by long running jobs killer"));
                 result = true
             }catch(e){
-                common.errorMsg("Error occured during aborting build: Exception: ${e}")
+                common.errorMsg("Error occurred during aborting build: Exception: ${e}")
             }
         }
     }
diff --git a/src/com/mirantis/mk/Orchestrate.groovy b/src/com/mirantis/mk/Orchestrate.groovy
index 2b1f8c9b..f4d78bed 100644
--- a/src/com/mirantis/mk/Orchestrate.groovy
+++ b/src/com/mirantis/mk/Orchestrate.groovy
@@ -1099,7 +1099,7 @@ def installStacklightv1Client(master, extra_tgt = '') {
     salt.enforceState([saltId: master, target: "I@grafana:client and *03* ${extra_tgt}", state: 'grafana.client'])
     // nw salt -C "I@grafana:client' --async service.restart salt-minion; sleep 10
 
-    // Get the StackLight monitoring VIP addres
+    // Get the StackLight monitoring VIP address
     //vip=$(salt-call pillar.data _param:stacklight_monitor_address --out key|grep _param: |awk '{print $2}')
     //vip=${vip:=172.16.10.253}
     def pillar = salt.getPillar(master, "ctl01* ${extra_tgt}", '_param:stacklight_monitor_address')
diff --git a/src/com/mirantis/mk/Salt.groovy b/src/com/mirantis/mk/Salt.groovy
index 30957e58..d2550681 100644
--- a/src/com/mirantis/mk/Salt.groovy
+++ b/src/com/mirantis/mk/Salt.groovy
@@ -854,7 +854,7 @@ def getNodeProvider(saltId, nodeName) {
  * @param saltId Salt Connection object or pepperEnv (the command will be sent using the selected method)
  * @param target Target to test
  * @param batch Batch param to salt (integer or string with percents)
- * @return bool indicating if target was succesful
+ * @return bool indicating if target was successful
  */
 
 def testTarget(saltId, target, batch = null) {
@@ -1405,7 +1405,7 @@ def isPackageInstalled(Map params) {
 }
 
 /**
-* Returns nubmer of worker_threads set for Salt Master
+* Returns number of worker_threads set for Salt Master
 *
 * @param saltId  Salt Connection object or pepperEnv
 *
diff --git a/src/com/mirantis/mk/SaltModelTesting.groovy b/src/com/mirantis/mk/SaltModelTesting.groovy
index c7afbb07..bbc9f49b 100644
--- a/src/com/mirantis/mk/SaltModelTesting.groovy
+++ b/src/com/mirantis/mk/SaltModelTesting.groovy
@@ -8,7 +8,7 @@ package com.mirantis.mk
  *   distribRevision - (optional) Revision of packages to use (default proposed).
  *   runCommands - (optional) Dict with closure structure of body required tests. For example:
  *     [ '001_Test': { sh("./run-some-test") }, '002_Test': { sh("./run-another-test") } ]
- *     Before execution runCommands will be sorted by key names. Alpabetical order is preferred.
+ *     Before execution runCommands will be sorted by key names. Alphabetical order is preferred.
  *   runFinally - (optional) Dict with closure structure of body required commands, which should be
  *     executed in any case of test results. Same format as for runCommands
  *   updateRepo - (optional) Whether to run common repo update step.