### Clue: Courteous and quiet Eliot composition can make poet almost ill and another inflamed within (6)
### Answer: POLITE 
 ### Explanation: Definition: Courteous
 Triple wordplay. 1st: **Anagram of**(… composition) [ P(abbrev. for "piano", musical instruction to play quietly) + ELIOT]; and 2nd: **Anagram of**(can make) [POET + "ill" **minus its last letter**(almost …) ] ; and 3: POE(Edgar Allan, another poet) **containing**(… within) LIT(inflamed) ].