When it comes to the concept of archetypal pattern, there are a few synonyms that can help you describe it in a more comprehensive way. One of these synonyms would be "universal theme," as this term speaks to the idea that archetypal patterns are present across cultures and time periods. Another synonym is "primordial symbol," as this term highlights the deep-seated nature of these patterns within the human psyche. Finally, you might also use the term "collective unconscious," which speaks to the Jungian concept of a shared pool of basic knowledge and experience that informs our perceptions and behaviors. These synonyms can help to flesh out the meaning of the archetypal pattern and make it more accessible to a wider audience.