Filed from 4 published puzzles

ECHOER

Set to 4 different clues across 4 published puzzles, most often “Parrot” — The New York Times, Monday, 10 September 2007.

6 letters

Every clue on record, most used first

Parrotonce
The New York Times — Monday, 10 September 2007
One expressing the same thoughtsonce
The New York Times — Sunday, 29 January 2006
One with nothing original to sayonce
The New York Times — Monday, 4 December 1995
Mimiconce
The New York Times — Thursday, 14 April 1994

Other answers to these clues

APE3 letters
APER4 letters
DOATAKEOFFON12 letters
ECHO4 letters
IMITATE7 letters
IMITATOR8 letters
MYNA4 letters
MYNAH5 letters
PARROT6 letters
REPEAT6 letters