### Clue: Longing for home, cardinals ignored listener's complaint (7)
### Answer: OTALGIA 
 ### Explanation: Definition: listener's complaint
 "nostalgia"(originally meaning "longing for home", before its present meaning of "longing for the past") **minus**(… ignored) ["n", "s"](abbrev. for 2 of the cardinal compass points, north and south, respectively).
Defn: Ache in one's listening organ.