1. Being three more than eighty
   - eighty-three, 83

See also: cardinal

• economy
• economy class
• economy of scale
• ECOSOC
• ECOSOC commission
• ecosphere
• ecosystem
• ecoterrorism
• ecotourism
• ecotown
• ecotoxicology
• ecotype
• ecovillage
• ecphonesis
• ecrevisse
• ecru
• ecstasy
• ecstatic
• ecstatic state
• ecstatically
• ECT
• ectasia
• ectasis
• ecto-
• ectoblast