There are several synonyms for the phrase "free to come and go". One possible synonym is "unrestricted movement", which refers to the ability to move freely without any limitations or obstacles. Another synonym is "unfettered mobility", which implies that there are no constraints or hindrances to one's ability to move about freely. Additionally, "unimpeded access" can be used to describe the freedom to come and go as one pleases, without being hindered or obstructed in any way. Other possible synonyms include "unrestricted access", "unlimited mobility", and "unhampered movement". Regardless of the specific term used, the idea of being able to move about freely and without constraint is a fundamental aspect of individual freedom.