What are the opposite words for Anabasis?

Anabasis is a Greek word meaning "an upward march" or "an expedition from the coast into the interior of a country." Some antonyms for this term could include "descent," "retreat," or "fall." These words suggest movement in the opposite direction of an upward march, indicating a shift towards a lower or less advantageous position. Other antonyms might include "stay," "stagnation," or "inactivity," emphasizing a lack of movement or progress altogether. While anabasis refers to an upward journey or advancement, understanding its antonyms can help provide a fuller picture of its meaning and implications.