diff --git a/lib/branches/normalize.js b/lib/branches/normalize.js
index 5151db20..b6650993 100644
--- a/lib/branches/normalize.js
+++ b/lib/branches/normalize.js
@@ -60,7 +60,7 @@ export function release({ release }) {
     return release;
   }
 
-  // The intial lastVersion is the last release from the base branch of `FIRST_RELEASE` (1.0.0)
+  // The initial lastVersion is the last release from the base branch of `FIRST_RELEASE` (1.0.0)
   let lastVersion = getLatestVersion(tagsToVersions(release[0].tags)) || FIRST_RELEASE;
 
   return release.map(({ name, tags, channel, ...rest }, idx) => {
diff --git a/lib/get-git-auth-url.js b/lib/get-git-auth-url.js
index 201a16d2..9ca2fa74 100644
--- a/lib/get-git-auth-url.js
+++ b/lib/get-git-auth-url.js
@@ -36,7 +36,7 @@ function formatAuthUrl(protocol, repositoryUrl, gitCredentials) {
  * @param {Object} context semantic-release context.
  * @param {String} authUrl Repository URL to verify
  *
- * @return {String} The authUrl as is if the connection was successfull, null otherwise
+ * @return {String} The authUrl as is if the connection was successful, null otherwise
  */
 async function ensureValidAuthUrl({ cwd, env, branch }, authUrl) {
   try {
diff --git a/test/helpers/git-utils.js b/test/helpers/git-utils.js
index 00dbe854..db70cdb8 100644
--- a/test/helpers/git-utils.js
+++ b/test/helpers/git-utils.js
@@ -98,7 +98,7 @@ export async function gitCommits(messages, execaOptions) {
 /**
  * Get the list of parsed commits since a git reference.
  *
- * @param {String} [from] Git reference from which to seach commits.
+ * @param {String} [from] Git reference from which to search commits.
  * @param {Object} [execaOpts] Options to pass to `execa`.
  *
  * @return {Array<Object>} The list of parsed commits.
@@ -240,7 +240,7 @@ export async function gitTagHead(tagName, execaOptions) {
  * Get the first commit sha referenced by the tag `tagName` in the remote repository.
  *
  * @param {String} repositoryUrl The repository remote URL.
- * @param {String} tagName The tag name to seach for.
+ * @param {String} tagName The tag name to search for.
  * @param {Object} [execaOpts] Options to pass to `execa`.
  *
  * @return {String} The sha of the commit associated with `tagName` on the remote repository.
diff --git a/test/hide-sensitive.test.js b/test/hide-sensitive.test.js
index 2489f657..7b4126cc 100644
--- a/test/hide-sensitive.test.js
+++ b/test/hide-sensitive.test.js
@@ -11,7 +11,7 @@ test("Replace multiple sensitive environment variable values", (t) => {
   );
 });
 
-test("Replace multiple occurences of sensitive environment variable values", (t) => {
+test("Replace multiple occurrences of sensitive environment variable values", (t) => {
   const env = { secretKey: "secret" };
   t.is(
     hideSensitive(env)(`https://user:${env.secretKey}@host.com?token=${env.secretKey}`),
diff --git a/test/plugins/normalize.test.js b/test/plugins/normalize.test.js
index 6e6b50a3..e0c43f8b 100644
--- a/test/plugins/normalize.test.js
+++ b/test/plugins/normalize.test.js
@@ -96,7 +96,7 @@ test("Normalize and load plugin from function", async (t) => {
   t.is(typeof plugin, "function");
 });
 
-test("Normalize and load plugin that retuns multiple functions", async (t) => {
+test("Normalize and load plugin that returns multiple functions", async (t) => {
   const plugin = await normalize(
     { cwd, options: {}, logger: t.context.logger },
     "verifyConditions",
diff --git a/test/plugins/utils.test.js b/test/plugins/utils.test.js
index 323fd55f..57eb4243 100644
--- a/test/plugins/utils.test.js
+++ b/test/plugins/utils.test.js
@@ -52,7 +52,7 @@ test("validateStep: optional plugin configuration", (t) => {
   t.true(validateStep(type, { path: () => {}, options: "value" }));
   t.false(validateStep(type, { path: null }));
 
-  // Considered as an Array of 2 definitions and not as one Array definition in case of a muliple plugin type
+  // Considered as an Array of 2 definitions and not as one Array definition in case of a multiple plugin type
   t.false(validateStep(type, [() => {}, { options: "value" }]));
   t.false(validateStep(type, ["plugin-path.js", { options: "value" }]));
 
@@ -134,7 +134,7 @@ test("validateStep: required plugin configuration", (t) => {
   t.true(validateStep(type, { path: () => {}, options: "value" }));
   t.false(validateStep(type, { path: null }));
 
-  // Considered as an Array of 2 definitions and not as one Array definition in the case of a muliple plugin type
+  // Considered as an Array of 2 definitions and not as one Array definition in the case of a multiple plugin type
   t.false(validateStep(type, [() => {}, { options: "value" }]));
   t.false(validateStep(type, ["plugin-path.js", { options: "value" }]));