multiplicity (n.)

• abundance
• allotropism
• allotropy
• barrel
• countlessness
• diversification
• diversity
• heterogeneity
• infinitude
• lashings
• lot
• mass
• mess
• much
• multifariousness
• multitudinousness
• nonuniformity
• numerousness
• peck
• plenty
• polymorphism
• power
• profuseness
• profusion
• sight
• teemingness
• variation
• variegation
• variety