"Crawled on all fours" is a phrase used to describe someone or something moving on their hands and knees. It suggests a slow, awkward and perhaps even animalistic movement. Some synonyms for this phrase include "scrambled", which implies a sense of urgency or desperation, "crept", which connotes stealthiness or the attempt to remain unnoticed, and "scurried", which suggests a quick and hurried movement. Other possible alternatives include "crawled on hands and knees", "shuffled", "struggled", "hobbled", "dragged oneself along", "writhed" and "crawled slowly". Each of these synonyms conveys a different tone and imagery, allowing writers to choose the best option based on their intended meaning.