The phrase "rub off" is commonly used to describe the transfer of one substance or quality onto another. Synonyms for this term include "transfer," "pass on," "communicate," "impart," "influence," and "impact." Other similar phrases include "rub on," "spread," "transmit," "convey," "diffuse," and "transfer over." These terms can be used to describe the passing of physical, emotional, or intellectual characteristics between individuals, groups, or objects. Whether intentional or accidental, the effect of one entity's influence on another can often be traced through the use of these synonymous terms.