diff --git a/dfn/spec.tex b/dfn/spec.tex
index 2168053..8db15c4 100644
--- a/dfn/spec.tex
+++ b/dfn/spec.tex
@@ -9,11 +9,19 @@ because this specification's audience has the capability to alter the
 specification to resolve implementation issues and should exercise that ability.
 
 \begin{description}
-  \dt{Shall; Must}
-  Denotes a mandatory requirement.
+  \dt{conforming implementation}
+  A software implementation that strictly conforms to this specification.
 
-  \dt{Shall Not; Must Not}
-  Denotes an absolute prohibition.
+  \dt{Deprecated}
+  When used within context of this specification: the feature or requirement
+  will be removed in future revisions of this specification.
+
+  \dt{Exempt}
+  Denotes a condition under which an implementation need not conform to a
+  requirement.
+
+  \dt{implementation}
+  Software that implements this specification.
 
   \dt{May; Optional}
   Alternatively, the adverb ``optionally''; denotes a requirement whose
@@ -22,9 +30,19 @@ specification to resolve implementation issues and should exercise that ability.
   denote requirements that are not essential to the operation of the
   implementation.
 
-  \dt{Exempt}
-  Denotes a condition under which an implementation need not conform to a
-  requirement.
+  \dt{Removed}
+  A feature or requirement mentioned in an earlier revision of this
+  specification has been removed and will not be superseded.
+
+  \dt{Shall; Must}
+  Denotes a mandatory requirement.
+
+  \dt{Shall Not; Must Not}
+  Denotes an absolute prohibition.
+
+  \dt{Superseded}
+  The feature or requirement mentioned in an earlier revision of this
+  specification has been removed and replaced by another.
 
   \dt{Undefined}
   The error condition results in behavior that is not defined by a particular
@@ -35,22 +53,4 @@ specification to resolve implementation issues and should exercise that ability.
   \dt{Unspecified}
   The behavior is not determined by this specification or is inconsequential to
   the implementation's operation.
-
-  \dt{Deprecated}
-  When used within context of this specification: the feature or requirement
-  will be removed in future revisions of this specification.
-
-  \dt{Superseded}
-  The feature or requirement mentioned in an earlier revision of this
-  specification has been removed and replaced by another.
-
-  \dt{Removed}
-  A feature or requirement mentioned in an earlier revision of this
-  specification has been removed and will not be superseded.
-
-  \dt{implementation}
-  Software that implements this specification.
-
-  \dt{conforming implementation}
-  A software implementation that strictly conforms to this specification.
 \end{description}