Open English Wordnet
Nouns
(n)agreement, correspondencecompatibility of observations“there was no agreement between theory and measurement”, “the results of two tests were in correspondence”
(n)commensurateness, correspondence, proportionatenessthe relation of corresponding in degree or size or amount
(n)symmetry, symmetricalness, correspondence, balance(mathematics) an attribute of a shape or relation; exact reflection of form on opposite sides of a dividing line or plane