1) Breaking up 2) Disjunction 3) Disorder 1) Disjunction 2) Dissension 3) Divisions 4) French word used in English 5) Lack of unity 6) Schism 7) Separation 
• (n.) The termination of union; separation; disjunction; as, the disunion of the body and the soul. • (n.) The termination or disruption of the union of the States forming the United States. • (n.) A breach of concord and its effect; alienation.
Dis·un'ion noun [ Prefix dis- + union : confer French désunion .] 1. The termination of union; separation; disjunction; as, the disunion of the body and the soul. 2. A breach of concord and its effect; alienation. « Such a disunion between ...
[n] - the termination or destruction of union
disunion 1. The state of being disunited; separation. 2. Lack of unity; discord. 3. A severance of union; disjunction.
noun the termination or destruction of union
a severance of union; separation; disjunction. · lack of unity; dissension.