Filed from 29 published puzzles

APAR

Set to 10 different clues across 29 published puzzles, most often “On ___ with” — The New York Times, Thursday, 30 April 2009.

4 letters

Every clue on record, most used first

On ___ with11 times
The New York Times — Thursday, 30 April 2009
On ___ with (equal to)7 times
The New York Times — Monday, 19 July 2010
On ___ (equipotent)2 times
The New York Times — Saturday, 23 September 2006
On _____ with (equal to)2 times
The New York Times — Saturday, 10 June 1995
On _____ with2 times
The New York Times — Sunday, 2 October 1994
On ___ with (even with)once
The New York Times — Wednesday, 31 December 2008
On ___ (commensurate)once
The New York Times — Saturday, 26 April 1997
Be on ___ with (equal)once
The New York Times — Wednesday, 2 April 1997
On ____ with (equal to)once
The New York Times — Monday, 9 October 1995
On_____withonce
The New York Times — Thursday, 20 January 1994