Signals support refers to the act of communicating or conveying a message that indicates encouragement, approval, or endorsement. Synonyms for signals support include affirm, endorse, ratify, back, justify, corroborate, validate, promote, facilitate, and champion. These words suggest that one agrees with or supports a particular cause or action. Other synonymous phrases for signals support include giving the green light, lending a hand, providing assistance, cheering on, rooting for, and showing solidarity. All of these synonyms for signals support indicate that someone is providing help or encouragement to someone else in order to achieve a particular goal or outcome.