The word "non-violent" refers to behavior that is peaceful, non-threatening, and non-aggressive. There are a number of synonyms for the word that convey similar messages, including "peaceful," "calm," "gentle," "untroubled," and "tranquil." Other synonyms for "non-violent" include "inoffensive," "non-combative," "pacifistic," and "conciliatory." All of these words suggest a desire to avoid conflict, promote cooperation, and find ways to peacefully resolve disputes. Whether you are looking to describe a person, an event, or a situation, these synonyms for "non-violent" are all useful ways to convey a message of peace, calmness, and tranquility.