Filed from 4 published puzzles

INSYNC

Set to 4 different clues across 4 published puzzles, most often “Together” — The New York Times, Sunday, 17 August 2008.

6 letters

Every clue on record, most used first

Togetheronce
The New York Times — Sunday, 17 August 2008
On the same wavelengthonce
The New York Times — Monday, 10 February 2003
Consonantonce
The New York Times — Saturday, 2 September 2000
Matched preciselyonce
The New York Times — Friday, 8 April 1994

Other answers to these clues

ASAGROUP8 letters
ASATEAM7 letters
ASAUNIT7 letters
ASONE5 letters
ATATIME7 letters
ENMASSE7 letters
HANDINHAND10 letters
HARMONIC8 letters
INALL5 letters
INTANDEM8 letters
INUNISON8 letters
ONE3 letters