arcology /är-kolˈə-ji/

1. A system of architecture that integrates buildings with the natural environment
2. A city built according to this system

• risibly
• rising
• rising damp
• risings
• rising tide
• rising tides
• risk
• risk analysis
• risk assessment
• risk-averse
• risk capital
• risked
• risker
• riskers
• risk factor
• risk factors
• riskful
• riskier
• riskiest
• riskily
• riskiness
• riskinesses
• risking
• risk money
• risks