diff --git a/lib/easy.c b/lib/easy.c
index 8822b42c8b..2b5f972e12 100644
--- a/lib/easy.c
+++ b/lib/easy.c
@@ -179,7 +179,7 @@ curl_wcsdup_callback Curl_cwcsdup = (curl_wcsdup_callback)_wcsdup;
 #endif
 #else
 /*
- * Symbian OS doesn't support initialization to code in writeable static data.
+ * Symbian OS doesn't support initialization to code in writable static data.
  * Initialization will occur in the curl_global_init() call.
  */
 curl_malloc_callback Curl_cmalloc;
diff --git a/lib/telnet.c b/lib/telnet.c
index 39ca6bcf9a..5cceed2581 100644
--- a/lib/telnet.c
+++ b/lib/telnet.c
@@ -872,7 +872,7 @@ static CURLcode check_telnet_options(struct connectdata *conn)
         continue;
       }
 
-          /* Window Size */
+      /* Window Size */
       if(strcasecompare(option_keyword, "WS")) {
         if(sscanf(option_arg, "%hu%*[xX]%hu",
                   &tn->subopt_wsx, &tn->subopt_wsy) == 2)
@@ -1014,7 +1014,7 @@ static void sendsuboption(struct connectdata *conn, int option)
     CURL_SB_ACCUM(tn, CURL_IAC);
     CURL_SB_ACCUM(tn, CURL_SB);
     CURL_SB_ACCUM(tn, CURL_TELOPT_NAWS);
-    /* We must deal either with litte or big endien processors */
+    /* We must deal either with litte or big endian processors */
     /* Window size must be sent according to the 'network order' */
     x=htons(tn->subopt_wsx);
     y=htons(tn->subopt_wsy);
diff --git a/tests/server/sws.c b/tests/server/sws.c
index 5646f965bf..9f03fb6d16 100644
--- a/tests/server/sws.c
+++ b/tests/server/sws.c
@@ -1489,7 +1489,7 @@ static void http_connect(curl_socket_t *infdp,
             maxfd = clientfd[i];
         }
         if(poll_client_wr[i] && toc[i]) {
-          /* unless told not to do so, monitor writeability
+          /* unless told not to do so, monitor writability
              if there is data ready to be sent to client */
           FD_SET(clientfd[i], &output);
           if(clientfd[i] > maxfd)
@@ -1505,7 +1505,7 @@ static void http_connect(curl_socket_t *infdp,
             maxfd = serverfd[i];
         }
         if(poll_server_wr[i] && tos[i]) {
-          /* unless told not to do so, monitor writeability
+          /* unless told not to do so, monitor writability
              if there is data ready to be sent to server */
           FD_SET(serverfd[i], &output);
           if(serverfd[i] > maxfd)
@@ -1598,7 +1598,7 @@ static void http_connect(curl_socket_t *infdp,
 
       /* ---------------------------------------------------------- */
 
-      /* react to tunnel endpoint readable/writeable notifications */
+      /* react to tunnel endpoint readable/writable notifications */
       for(i = 0; i <= max_tunnel_idx; i++) {
         size_t len;
         if(clientfd[i] != CURL_SOCKET_BAD) {
@@ -1894,7 +1894,7 @@ static int service_connection(curl_socket_t msgsock, struct httprequest *req,
   while(!req->done_processing) {
     int rc = get_request(msgsock, req);
     if(rc <= 0) {
-      /* Nothing further to read now (possibly because the socket was closed */
+      /* Nothing further to read now, possibly because the socket was closed */
       return rc;
     }
   }
@@ -2255,7 +2255,7 @@ int main(int argc, char *argv[])
     if(got_exit_signal)
       goto sws_cleanup;
 
-    /* Set up for select*/
+    /* Set up for select */
     FD_ZERO(&input);
     FD_ZERO(&output);
 
@@ -2281,7 +2281,7 @@ int main(int argc, char *argv[])
       goto sws_cleanup;
 
     if(rc == 0) {
-      /* Timed out - try again*/
+      /* Timed out - try again */
       continue;
     }