--- a/www/HACKING.rst	Wed Mar 30 13:29:42 2016 +0300
+++ b/www/HACKING.rst	Wed Mar 30 19:50:41 2016 +0300
@@ -102,6 +102,12 @@
 * ``conj`` - conjunction
 * ``num`` - numeral
 * ``int`` - interjection
+
+Special markers with roles same as for parts of speech:
+
+* ``abbr`` - abbreviation
+* ``phr`` - phrase
+* ``phr.v`` - phrasal verb
 * ``prefix`` - word prefix
 
 Each meaning may refer to topics, like: