"Go behind" is an idiomatic phrase that refers to following or supporting someone/something, even if it may not be popular or acceptable. There are several synonyms for this expression that can be used to convey the same meaning. To trail behind, shadow, tag along, track, or pursue are some of the synonyms for "go behind" that can be used in different contexts. These synonyms can be used to indicate that someone is following or supporting a person/idea. Understanding synonyms for a word increases our vocabulary range, which in turn improves communication and clarity in conveying a message.