Forced marches can be described as arduous or grueling journeys on foot that push the limits of physical endurance. Some synonyms for forced marches include forced route marches, fatigue marches, or death marches. These terms are often used to convey the idea of long, difficult treks that require utmost perseverance and strength. Other colloquial expressions that capture the spirit of forced marches include push, slog, trudge, or march to the beat of a different drum. All these words signify the intense effort required to overcome obstacles and reach a destination against all odds, whether in a military or civilian context.