There are several synonyms for the term "word association." Some of the most commonly used terms include association of ideas, semantic network, and lexical network. The term "association of ideas" refers to the process of linking one concept to another in the mind, while "semantic network" and "lexical network" refer to the interconnectedness of various words in a given language. Other possible synonyms for word association include associative thinking, free association, and word clustering. These terms are often used in psychology, linguistics, and other fields to describe the ways in which words and concepts are related in our minds.