Exordial is an adjective that means "relating to the beginning or origin of something." There are several synonyms for this word, including introductory, initial, inaugural, primary, and first. These words can be used interchangeably with exordial in many contexts, particularly in reference to the start of a process or the origins of a concept or idea. Other related words include foundational, fundamental, elemental, and rudimentary, which all connote a sense of the basic building blocks that form the basis of something. Whether referencing the inception of a project, the origins of a tradition, or the start of a new phase of life, these words can all convey the same essential meaning as exordial.