DictionarycongruityHarmonious fit
noun

congruity

kuhn-GROO-uh-tee/kʌnɡrˈuʌti/

The quality of fitting together appropriately or harmoniously.

The matching shapes and leaf patterns give the tea set congruity.

A small carefully matched cup, saucer and teapot share the same simple restrained leaf decoration and proportions, harmonious fitting together clear, no writing.
Etymology

Congruus describes what is suitable or agreeing; the noun makes that a quality of the relationship between things—their harmony or logical fit.

In context

James Cook University (Singapore Campus)16:27
this is incongruent okay this is what we mean about the congruity and incongruity
[JCUS Colloquia 2016] Brand Origin and Country of Production Congruity:

More examples

  • Voters look for congruity between a candidate's promises and actions.
  • The warm colors create a sense of congruity throughout the house.
  • The new building lacks congruity with the surrounding architecture.

Forms

congruity

congruous adjective — Fitting together in an appropriate or harmonious way.

Similar words

harmony
Emphasizes pleasing balance rather than simply an appropriate fit.
consistency
Emphasizes agreement across details rather than harmony between elements.
compatibility
Emphasizes ability to coexist or work together without conflict.