There are several synonyms that can be used in place of "indicator minor". These include "minor signal", "secondary indicator", and "supplementary sign". All of these terms refer to something that serves as a smaller or less significant indication of a larger event or experience. This could be something like a minor symptom that suggests a larger health issue, or a small change in traffic flow that indicates a larger traffic jam ahead. Whatever the context, indicator minors can be useful for providing early warning signs or additional information that can help us make more informed decisions.