The motto of Civil Air Patrol is 'List of Latin phrases (S)'.

Ens causa sui = existing because of oneself. Wikipedia has a list of latin phrases in alphabetical order (link below)

(In C Major): c, c, d, c, f, e. c, c, d, c, g, f. c, c, (high) c, a, f, e, d. f, f, e, c, d, c. Note: periods mark the end of phrases.

The "-sede" part of the word comes from "sedere" (Latin: to sit)

and "-cede" as in concede is from "cedere" (Latin: to grant, give away)

Clear, it's Latin.