incompatibility (n.)

• ambiguity
• ambivalence
• antinomy
• asymmetry
• autism
• bashfulness
• chill
• chilliness
• clash
• coldness
• conflict
• contention
• contrariety
• contrast
• coolness
• departure
• deviation
• difference
• disagreement
• discord
• discordance
• discrepancy
• discreteness
• disharmony
• disparity
• disproportion
• dissent
• dissimilarity
• dissonance
• distinction
• distinctness
• divergence
• divergency
• diversity
• enmity
• friction
• frost
• heresy
• heterodoxy
• heterogeneity
• iciness
• incoherence
• incongruity
• inconsistency
• inequality
• inharmoniousness
• inhospitality
• jangle
• jar
• mischief
• mixture
• moroseness
• nonconformity
• odds
• opposition
• otherness
• oxymoron
• paradox
• rub
• self-contradiction
• self-sufficiency
• separateness
• strain
• sullenness
• tension
• uncommunicativeness
• uncongeniality
• unfriendliness
• unlikeness
• unorthodoxy
• unpleasantness
• unsociability
• unsociableness
• variance
• variation
• variegation
• variety