IPA: /kənˈsɒnənsi/
KK: /kən'sɒnənsi/
The quality of being consistent or harmonious; agreement in sound or meaning.
The consonancy between their ideas made the discussion more productive.
Consonancy → It is formed from "con-" (meaning together) and "sonare" (meaning to sound). The word "consonancy" refers to the quality of sounds being harmonious or in agreement together.
Think of sounds that are 'together' ('con-') and 'harmonious' ('sonare') — that's what consonancy means.