Empirics is a term that refers to the use of observation or experiment to gather information. There are several synonyms for this word that can be used in different contexts. Some of these include "data," which refers to the facts or information collected through observation or experimentation. "Evidence" is another synonym that refers to the information that supports a claim or proposition. "Observation" is a term that relates to the act of watching or recording something for the purpose of gaining knowledge. "Experimentation" is a process that involves testing and observing to validate or refute a hypothesis. Overall, these synonyms are useful for describing the various ways that empirical knowledge can be acquired and interpreted.