Were consonant is a phrase that refers to when two or more things match or agree with each other. Some synonyms for were consonant may include: were in agreement, were consistent, were compatible, were harmonious, were in accord, were in harmony, were congruent, were in line, were parallel, were in sync, were unanimous, and were on the same wavelength. These synonyms are all useful in describing situations where two or more elements align and work together seamlessly. Whether in music, science, or everyday life, being consonant can contribute to the success and ease of an outcome.