diff --git a/htdocs/bugs/management.html b/htdocs/bugs/management.html
index 28dfa76a..b2bb740e 100644
--- a/htdocs/bugs/management.html
+++ b/htdocs/bugs/management.html
@@ -64,7 +64,7 @@ perspective, these are the relevant ones and what their values mean:</p>
 The status and resolution fields define and track the life cycle of a
 bug.  In addition to their <a
 href="https://gcc.gnu.org/bugzilla/page.cgi?id=fields.html">regular
-descriptions</a>, we also use two adition status values:
+descriptions</a>, we also use two additional status values:
 
 <dl>
 
diff --git a/htdocs/codingrationale.html b/htdocs/codingrationale.html
index 6cc76885..c51c9da4 100644
--- a/htdocs/codingrationale.html
+++ b/htdocs/codingrationale.html
@@ -155,7 +155,7 @@ Wide use of implicit conversion can cause some very surprising results.
 
 <p>
 C++03 has no explicit conversion operators,
-and hence using them cannot avoid suprises.
+and hence using them cannot avoid surprises.
 Wait for C++11.
 </p>
 
diff --git a/htdocs/contribute.html b/htdocs/contribute.html
index fbe5b39c..152675fa 100644
--- a/htdocs/contribute.html
+++ b/htdocs/contribute.html
@@ -329,7 +329,7 @@ the commit message so that Bugzilla will correctly notice the
 commit.  If your patch relates to two bugs, then write
 <code>[PR<i>nnnnn</i>, PR<i>mmmmm</i>]</code>.  For multiple
 bugs, just cite the most relevant one in the summary and use an
-elipsis instead of the second, or subsequent PR numbers; list all the
+ellipsis instead of the second, or subsequent PR numbers; list all the
 related PRs in the body of the commit message in the normal way.</p>
 
 <p>It is not necessary to cite bugs that are closed as duplicates of
@@ -354,7 +354,7 @@ together.</p>
 <p>If you submit a new version of a patch series, then you should
 start a new email thread (don't reply to the original patch series).
 This avoids email threads becoming confused between discussions of the
-first and subsequent revisions of the patch set.  Your cover leter
+first and subsequent revisions of the patch set.  Your cover letter
 (0/<i>nnn</i>) should explain clearly what has been changed between
 the two patch series.  Also state if some of the patches are unchanged
 between revisions; this saves maintainers having to re-review the
diff --git a/htdocs/gcc-14/changes.html b/htdocs/gcc-14/changes.html
index 5a453437..bd51ecb4 100644
--- a/htdocs/gcc-14/changes.html
+++ b/htdocs/gcc-14/changes.html
@@ -34,7 +34,7 @@ a work-in-progress.</p>
       another structure, is deprecated. Refer to
       <a href="https://gcc.gnu.org/onlinedocs/gcc/Zero-Length.html">
       Zero Length Arrays</a>.
-      Any code relying on this extension should be modifed to ensure that
+      Any code relying on this extension should be modified to ensure that
       C99 flexible array members only end up at the ends of structures.
       Please use the warning option
       <a href="https://gcc.gnu.org/onlinedocs/gcc/Warning-Options.html#index-Wflex-array-member-not-at-end"><code>-Wflex-array-member-not-at-end</code></a> to
diff --git a/htdocs/gccmission.html b/htdocs/gccmission.html
index 58a12755..1124fe9f 100644
--- a/htdocs/gccmission.html
+++ b/htdocs/gccmission.html
@@ -55,7 +55,7 @@ GCC.</p>
  <li>Patches will be considered equally based on their
      technical merits.</li>
  <li>All individuals and companies are welcome to contribute
-     as long as they accept the groundrules.</li>
+     as long as they accept the ground rules.</li>
  </ul></li>
 <li>Open mailing lists.</li>
 <li>Developer friendly tools and procedures (i.e. [version control], multiple
diff --git a/htdocs/projects/cfg.html b/htdocs/projects/cfg.html
index b1ee1f34..b695766e 100644
--- a/htdocs/projects/cfg.html
+++ b/htdocs/projects/cfg.html
@@ -83,7 +83,7 @@ to peel more than one iteration.</p>
 
 <p>The current loop optimizer uses information passed by the front end
 to discover loop constructs to simplify flow analysis.
-It is difficult to keep the information up-to-date and nowday
+It is difficult to keep the information up-to-date and nowadays
 it is easy to implement the loop discovery code on CFG.
 </p>
 
diff --git a/htdocs/projects/cli.html b/htdocs/projects/cli.html
index 394832b6..26bf5274 100644
--- a/htdocs/projects/cli.html
+++ b/htdocs/projects/cli.html
@@ -152,7 +152,7 @@ front end and the CLI binutils (both Mono based and DotGnu based) .
 
 <h2 id="internals">The CLI back end</h2>
 <p>
-Unlike a typical GCC back end, the CLI backnend stops the compilation flow
+Unlike a typical GCC back end, the CLI backend stops the compilation flow
 at the end of the middle-end passes and, without going through any RTL
 pass, it emits CIL bytecode from GIMPLE representation.
 As a matter of fact, RTL is not a convenient representation to emit
diff --git a/htdocs/projects/cxx-reflection/index.html b/htdocs/projects/cxx-reflection/index.html
index 2aefd708..709e012f 100644
--- a/htdocs/projects/cxx-reflection/index.html
+++ b/htdocs/projects/cxx-reflection/index.html
@@ -53,7 +53,7 @@ complete, you should:</p>
 <p>Patches that break default bootstraps will be removed (if a
 fix is not immediately obvious).</p>
 
-<p>When submitting patches that implement new fonctionalities, please
+<p>When submitting patches that implement new functionalities, please
 include a reference to the paper and/or book where you are getting the
 complete syntactic and semantic specifications from.  If it's your own
 research work, include a Technical Report, Thesis or Paper reference
diff --git a/htdocs/projects/optimize.html b/htdocs/projects/optimize.html
index 26262637..6354c726 100644
--- a/htdocs/projects/optimize.html
+++ b/htdocs/projects/optimize.html
@@ -220,7 +220,7 @@ implemented by processor specific instructions.  These transformations
 are better performed in GCC, both to reduce the overhead of macro
 expansion and to take advantage of the functions attributes, for
 example to avoid a second call to a pure function altogether.  The
-use of these macros tend to cause huge blowup in the size of preprocessed
+use of these macros tend to cause huge increase in the size of preprocessed
 source if nested; for example, each nested call to <code>strcpy</code>
 expands the source 20-fold, with four nested calls having an expansion
 ten megabytes in size.  GCC then consumes a huge amount of memory
@@ -290,8 +290,8 @@ target.</p>
 </ul>
 
 <p><strong>Note:</strong> If an issue listed in a target specific issues
-page, but it clearly is a target indepentent issue, please move it to
-a page discussing target indepentent issues</p>
+page, but it clearly is a target independent issue, please move it to
+a page discussing target independent issues</p>
 
 </body>
 </html>
diff --git a/htdocs/projects/tree-profiling.html b/htdocs/projects/tree-profiling.html
index 4aecc34c..31553061 100644
--- a/htdocs/projects/tree-profiling.html
+++ b/htdocs/projects/tree-profiling.html
@@ -7,7 +7,7 @@
 <link rel="stylesheet" type="text/css" href="https://gcc.gnu.org/gcc.css">
 </head>
 <body>
-<h1>Improving GCC's Interprocedural Optimizaion Infrastructure</h1>
+<h1>Improving GCC's Interprocedural Optimization Infrastructure</h1>
 
 <p>This page describes ongoing work to improve GCC's infrastructure
 for tree-based interprocedural optimizers. The work is done on a
diff --git a/htdocs/testing/index.html b/htdocs/testing/index.html
index 012ac287..f0c75837 100644
--- a/htdocs/testing/index.html
+++ b/htdocs/testing/index.html
@@ -38,7 +38,7 @@ the testsuite directories.</p>
       <a href="https://gcc.gnu.org/ml/gcc-testresults/">gcc-testresults
       mailing list</a>.</li>
 
-  <li>Jan-Benedict Glaw is runing a
+  <li>Jan-Benedict Glaw is running a
       <a href="http://toolchain.lug-owl.de/buildbot/">build robot</a> that
       tries to build various cross-targets (stage1 only) on some machines.</li>
 </ul>
