cleanup variant

doc/Language/101-basics.pod6

@@ -120,12 +120,12 @@ C<Array> or a C<Hash>; the C<$> sigil signifies that it should be
 treated as a single value, even in a context that expects multiple
 values (as with an C<Array> or C<Hash>).
 
-=head3 X<C<file handle>> and X<C<assignment>>
+=head3 X<C<filehandle>> and X<C<assignment>>
 
 The built-in function C<open> opens a file, here named F<scores>, and returns a
-I<file handle>--an object representing that file. The equality sign C<=>
-I<assigns> that file handle to the variable on the left, which means that
-C<$file> now stores the file handle.
+I<filehandle>--an object representing that file. The equality sign C<=>
+I<assigns> that filehandle to the variable on the left, which means that
+C<$file> now stores the filehandle.
 
 =head3 X<C<string literal>>
 
@@ -142,7 +142,7 @@ the argument provided to C<open>.
 =head3 X<C<array>>, X<C<method>> and X<C<invocant>>
 
 The right-hand side calls a I<method> --a named group of behavior-- named C<get>
-on the file handle stored in C<$file>.  The C<get> method reads and returns
+on the filehandle stored in C<$file>.  The C<get> method reads and returns
 one line from the file, removing the line ending.  If you print the contents of C<$file>
 after calling C<get>, you will see that the first line is no longer in there. C<words> is also a method,
 called on the string returned from C<get>. C<words> decomposes its