ESCARPS

Set to 2 different clues across 2 published puzzles, most often “Cliffs” — The New York Times, Saturday, 16 November 2002.

7 letters

Every clue on record, most used first

Cliffsonce
The New York Times — Saturday, 16 November 2002
Inner walls of fortification ditchesonce
The New York Times — Friday, 16 February 2001