Inconsonance refers to a lack of harmony or agreement. Its antonyms, or words with opposite meanings, include consonance, agreement, harmony, concord, and unity. Consonance signifies accord, consistency, and conformity, while agreement denotes the state of being in accord or of having the same opinion. Harmony pertains to things that are connected or working together smoothly, while concord means a state of peaceful agreement or order. Unity suggests the state of being joined as a whole, whether in good agreement or working as a team. By using these antonyms in writing or conversation, a person can readily express the opposite of inconsonance.