
1) Cadence 2) Rhythmicity
Found on
https://www.crosswordclues.com/clue/cadency

In heraldry, cadency is any systematic way of distinguishing otherwise identical coats of arms belonging to members of the same family. Cadency is necessary in heraldic systems in which a given design may be owned by only one person at once, generally the head of the senior line of a particular family. Because heraldic designs may be used by sons ...
Found on
http://en.wikipedia.org/wiki/Cadency

• (n.) Descent of related families; distinction between the members of a family according to their ages.
Found on
http://thinkexist.com/dictionary/meaning/cadency/

(from the article `heraldry`) Cadency is the use of various devices designed to show a man`s position in a family, with the aforementioned basic aim of reserving the entire arms ...
Found on
http://www.britannica.com/eb/a-z/c/3
Ca'den·cy noun Descent of related families; distinction between the members of a family according to their ages.
Marks of cadency (Her.) ,
bearings indicating the position of the bearer as older or younger son, or as a descendant of an older or younger son. See Difference ...
Found on http://www.encyclo.co.uk/webster/C/4
No exact match found.