The phrase "was invented" can be replaced with various synonyms that convey similar meanings. For instance, "was created" is a suitable replacement, implying that something came into existence by design. "Was devised" is also a synonymous phrase, suggesting that something was thought up or developed by someone. The phrase "was established" is appropriate when referring to the founding of an organization or system. "Was originated" is another interchangeable phrase, referring to the beginning or first occurrence of something. Lastly, "was spawned" can also replace "was invented," conveying the same idea that something was brought into existence or produced.