As Mad as a __, a Lewis Carroll Description

This page is the CodyCross answer for the clue below from Resorts, Group 560, Puzzle 4 (Cozumel and Cancun).

Question is: As Mad as a __, a Lewis Carroll Description

and the answer is: MARCHHARE

Word Meaning:

MARCH — A formal, rhythmic way of walking, used especially by soldiers, by bands, and in ceremonies.

Definitions from Wiktionary.