diff --git a/c/todo.txt b/c/todo.txt
index 9ed7a4cc2..e2ea6bb32 100644
--- a/c/todo.txt
+++ b/c/todo.txt
@@ -17,7 +17,6 @@ TOP OF LIST:
   - clear @ top of regtest
 
 * --tsv
-  - mld
   k mlh
   k UT
 
diff --git a/doc/content-for-file-formats.html b/doc/content-for-file-formats.html
index 9bf9e9b29..dcc1bee25 100644
--- a/doc/content-for-file-formats.html
+++ b/doc/content-for-file-formats.html
@@ -85,6 +85,16 @@ just as <tt>awk</tt> does.  For TSV, use <tt>--fs tab</tt>; to convert TSV to
 CSV, use <tt>--ifs tab --ofs comma</tt>, etc.  (See also
 POKI_PUT_LINK_FOR_PAGE(reference.html)HERE.)
 
+<p/> The following are synonymous pairs:
+<ul>
+<li/> <tt>--tsv</tt> and <tt>--csv --fs tab</tt>
+<li/> <tt>--itsv</tt> and <tt>--icsv --ifs tab</tt>
+<li/> <tt>--otsv</tt> and <tt>--ocsv --ofs tab</tt>
+<li/> <tt>--tsvlite</tt> and <tt>--csvlite --fs tab</tt>
+<li/> <tt>--itsvlite</tt> and <tt>--icsvlite --ifs tab</tt>
+<li/> <tt>--otsvlite</tt> and <tt>--ocsvlite --ofs tab</tt>
+</ul>
+
 <p/>Miller&rsquo;s <tt>--csv</tt> flag supports RFC-4180 CSV (<a href="https://tools.ietf.org/html/rfc4180">
 https://tools.ietf.org/html/rfc4180</a>). This includes CRLF line-terminators by default, regardless
 of platform.
diff --git a/doc/file-formats.html b/doc/file-formats.html
index 63423658e..e3e157a9b 100644
--- a/doc/file-formats.html
+++ b/doc/file-formats.html
@@ -388,6 +388,16 @@ just as <tt>awk</tt> does.  For TSV, use <tt>--fs tab</tt>; to convert TSV to
 CSV, use <tt>--ifs tab --ofs comma</tt>, etc.  (See also
 <a href="reference.html">Reference</a>.)
 
+<p/> The following are synonymous pairs:
+<ul>
+<li/> <tt>--tsv</tt> and <tt>--csv --fs tab</tt>
+<li/> <tt>--itsv</tt> and <tt>--icsv --ifs tab</tt>
+<li/> <tt>--otsv</tt> and <tt>--ocsv --ofs tab</tt>
+<li/> <tt>--tsvlite</tt> and <tt>--csvlite --fs tab</tt>
+<li/> <tt>--itsvlite</tt> and <tt>--icsvlite --ifs tab</tt>
+<li/> <tt>--otsvlite</tt> and <tt>--ocsvlite --ofs tab</tt>
+</ul>
+
 <p/>Miller&rsquo;s <tt>--csv</tt> flag supports RFC-4180 CSV (<a href="https://tools.ietf.org/html/rfc4180">
 https://tools.ietf.org/html/rfc4180</a>). This includes CRLF line-terminators by default, regardless
 of platform.