diff --git a/doc/org.texi b/doc/org.texi
index 734c174e6..1196ef076 100644
--- a/doc/org.texi
+++ b/doc/org.texi
@@ -947,7 +947,7 @@ description on Worg}.
 Installing Info files is system dependent, because of differences in the
 @file{install-info} program.  The Info documentation is installed together
 with the rest of Org mode.  If you don't install Org mode, it is possible to
-install the Info documentation seperately (you need to have
+install the Info documentation separately (you need to have
 install-info@footnote{The output from install-info (if any) is system
 dependent.  In particular Debian and its derivatives use two different
 versions of install-info and you may see the message:
@@ -14812,7 +14812,7 @@ buffer, most useful for specifying the allowed values of a property.
 @item #+SETUPFILE: file
 This line defines a file that holds more in-buffer setup.  Normally this is
 entirely ignored.  Only when the buffer is parsed for option-setting lines
-(i.e.@: when starting Org mode for a file, when pressing @kbd{C-c C-c} in a
+(i.e., when starting Org mode for a file, when pressing @kbd{C-c C-c} in a
 settings line, or when exporting), then the contents of this file are parsed
 as if they had been included in the buffer.  In particular, the file can be
 any other Org mode file with internal setup.  You can visit the file the
@@ -15174,7 +15174,7 @@ example using the color @code{grey90} on a white background.
 Things become cleaner still if you skip all the even levels and use only odd
 levels 1, 3, 5..., effectively adding two stars to go from one outline level
 to the next@footnote{When you need to specify a level for a property search
-or refile targets, @samp{LEVEL=2} will correspond to 3 stars, etc@.}.  In this
+or refile targets, @samp{LEVEL=2} will correspond to 3 stars, etc.}.  In this
 way we get the outline view shown at the beginning of this section.  In order
 to make the structure editing and export commands handle this convention
 correctly, configure the variable @code{org-odd-levels-only}, or set this on
@@ -15265,7 +15265,7 @@ names for natural constants or units.  Instead of defining your own
 constants in the variable @code{org-table-formula-constants}, install
 the @file{constants} package which defines a large number of constants
 and units, and lets you use unit prefixes like @samp{M} for
-@samp{Mega}, etc@.  You will need version 2.0 of this package, available
+@samp{Mega}, etc.  You will need version 2.0 of this package, available
 at @url{http://www.astro.uva.nl/~dominik/Tools}.  Org checks for
 the function @code{constants-get}, which has to be autoloaded in your
 setup.  See the installation instructions in the file
@@ -16699,7 +16699,7 @@ on @file{org-element.el} and @file{org-export.el} has been outstanding, and
 opened the doors for many new ideas and features.
 
 @item Jambunathan K
-Jambunathan contributed the ODT exporter, definitly a killer feature of
+Jambunathan contributed the ODT exporter, definitely a killer feature of
 Org mode.  He also contributed the new HTML exporter, which is another core
 feature of Org.  Here too, I knew I could rely on him to fix bugs in these
 areas and to patiently explain the users what was the problems and solutions.
@@ -16707,7 +16707,7 @@ areas and to patiently explain the users what was the problems and solutions.
 @item Achim Gratz
 Achim rewrote the building process of Org, turning some @emph{ad hoc} tools
 into a flexible and conceptually clean process.  He patiently coped with the
-many hicups that such a change can create for users.
+many hiccups that such a change can create for users.
 
 @item Nick Dokos
 The Org mode mailing list would not be such a nice place without Nick, who