disunion (n.)

• abstraction
• alienation
• antagonism
• argumentation
• breach
• break
• cleavage
• cleft
• conflict
• contention
• contradiction
• controversy
• detachment
• difference
• disaffection
• disagreement
• disassociation
• disconnectedness
• disconnection
• discontinuity
• discord
• discordance
• discrepancy
• disengagement
• disfavor
• disharmony
• disjunction
• dislocation
• disparity
• disruption
• dissension
• dissent
• dissidence
• dissolution
• dissonance
• disunity
• divergence
• diversity
• division
• divorce
• divorcement
• estrangement
• faction
• incoherence
• inequality
• isolation
• luxation
• negation
• opposition
• parting
• partition
• removal
• repugnance
• rift
• rupture
• schism
• segmentation
• separation
• separatism
• split
• strife
• subdivision
• subtraction
• variance
• withdrawal
• zoning