diff --git a/glossary/HTTP-and-HTTPS.md b/glossary/HTTP-and-HTTPS.md
index 1ac999f02..017a5e6f4 100644
--- a/glossary/HTTP-and-HTTPS.md
+++ b/glossary/HTTP-and-HTTPS.md
@@ -1,4 +1,4 @@
 ### HTTP and HTTPS
 
 The HyperText Transfer Protocol (HTTP) is the underlying network protocol that enables transfer of hypermedia documents on the Web, usually between a client and a server.
-The HyperText Transfer Protocol Secure (HTTPS) is an encrypted version of the HTTP protocol, that uses SSL to encrypt all data transfered between a client and a server.
+The HyperText Transfer Protocol Secure (HTTPS) is an encrypted version of the HTTP protocol, that uses SSL to encrypt all data transferred between a client and a server.
diff --git a/glossary/README.md b/glossary/README.md
index 48ea86d5e..165a27364 100644
--- a/glossary/README.md
+++ b/glossary/README.md
@@ -313,7 +313,7 @@ HTML documents are plaintext documents structured with elements, which are surro
 ### HTTP and HTTPS
 
 The HyperText Transfer Protocol (HTTP) is the underlying network protocol that enables transfer of hypermedia documents on the Web, usually between a client and a server.
-The HyperText Transfer Protocol Secure (HTTPS) is an encrypted version of the HTTP protocol, that uses SSL to encrypt all data transfered between a client and a server.
+The HyperText Transfer Protocol Secure (HTTPS) is an encrypted version of the HTTP protocol, that uses SSL to encrypt all data transferred between a client and a server.
 
 ### Integer
 
diff --git a/snippets/compactWhitespace.md b/snippets/compactWhitespace.md
index 575adbf02..f8358235d 100644
--- a/snippets/compactWhitespace.md
+++ b/snippets/compactWhitespace.md
@@ -2,7 +2,7 @@
 
 Returns a string with whitespaces compacted.
 
-Use `String.prototype.replace()` with a regular expression to replace all occurences of 2 or more whitespace characters with a single space.
+Use `String.prototype.replace()` with a regular expression to replace all occurrences of 2 or more whitespace characters with a single space.
 
 ```js
 const compactWhitespace = str => str.replace(/\s{2,}/g, ' ');
diff --git a/snippets/uniqueElementsBy.md b/snippets/uniqueElementsBy.md
index 3b3b5a41c..c857f8a48 100644
--- a/snippets/uniqueElementsBy.md
+++ b/snippets/uniqueElementsBy.md
@@ -2,7 +2,7 @@
 
 Returns all unique values of an array, based on a provided comparator function.
 
-Use `Array.prototype.reduce()` and `Array.prototype.some()` for an array containing only the first unique occurence of each value, based on the comparator function, `fn`.
+Use `Array.prototype.reduce()` and `Array.prototype.some()` for an array containing only the first unique occurrence of each value, based on the comparator function, `fn`.
 The comparator function takes two arguments: the values of the two elements being compared.
 
 ```js
diff --git a/snippets/uniqueElementsByRight.md b/snippets/uniqueElementsByRight.md
index 474e62eab..77e5a6299 100644
--- a/snippets/uniqueElementsByRight.md
+++ b/snippets/uniqueElementsByRight.md
@@ -2,7 +2,7 @@
 
 Returns all unique values of an array, based on a provided comparator function.
 
-Use `Array.prototype.reduce()` and `Array.prototype.some()` for an array containing only the last unique occurence of each value, based on the comparator function, `fn`.
+Use `Array.prototype.reduce()` and `Array.prototype.some()` for an array containing only the last unique occurrence of each value, based on the comparator function, `fn`.
 The comparator function takes two arguments: the values of the two elements being compared.
 
 ```js