Editable text fields are created by the @code{editable-field} widget.
-An editable fields must be surrounded by static text on both sides, that
+An editable field must be surrounded by static text on both sides, that
is, text that does not change in the lifetime of the widget. If the
-field extend to the end of the line, the terminating line-feed character
+field extends to the end of the line, the terminating line-feed character
will count as the necessary static text on that end, but you will have
to provide the static text before the field yourself. The
@code{:format} keyword is useful for generating the static text; for