Superlative form of chintzy; the most cheap-looking, stingy, or of the poorest quality.
From 'chintzy' plus superlative suffix -est. Follows standard English superlative formation for adjectives ending in -y.
The progression from 'chintzy' to 'chintzier' to 'chintziest' shows how we stack judgment—each step up the superlative ladder adds more disdain, making 'chintziest' almost comical in its intensity of disapproval.
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