Filed from 9 published puzzles

EVERSO

Set to 5 different clues across 9 published puzzles, most often “Extremely” — The New York Times, Saturday, 10 July 2010.

6 letters

Every clue on record, most used first

Extremely4 times
The New York Times — Saturday, 10 July 2010
To a great extent2 times
The New York Times — Tuesday, 1 March 2011
Reallyonce
The New York Times — Thursday, 16 September 2010
Exceedinglyonce
The New York Times — Thursday, 2 July 1998
Veryonce
The New York Times — Tuesday, 20 August 1996

Other answers to these clues

ANDHOW6 letters
AREYOUKIDDINGME15 letters
AREYOUSURE10 letters
AWFULLY7 letters
DAMNED6 letters
DOTELL6 letters
FAR3 letters
GEE3 letters
HONEST6 letters
IKIDYOUNOT10 letters
INDEED6 letters
ISITTRUE8 letters