4 Variability

How can we design cities that have variable elements, buildings with parts that can change and adapt and be as diverse as its human and non- human inhabitants?

VARIABILITY
1a: Variable (adj):able or apt to vary : subject to variation or change Variable (noun): 1a: a quantity that may assume any one of a set of values b: a symbol representing a variable
2a: something that is variable b: a factor in a scientific experiment that may be subject to change
Etymology (adj) Middle English, borrowed from Anglo-French, borrowed from Late Latin variābilis “changeable,” from Latin variāre “to make changeable, VARY” + -ābilis -ABLE