Plural of circuity; multiple instances of roundabout, indirect, or circuitous arrangements or paths.
From circuity (noun form of circuitous) plus the standard plural -es. Circuity itself derives from circuit, with the abstract noun suffix -y.
Circuities is a delightfully abstract word—you can't touch it or see it, but you feel it when driving through traffic circles or bureaucratic mazes. It's the plural of indirect roundaboutness itself.
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