congruent
adjective
[ ˈkɒŋɡrʊənt ]
• in agreement or harmony.
• "the rules may not be congruent with the requirements of the law"
• (of figures) identical in form; coinciding exactly when superimposed.
Origin:
late Middle English: from Latin congruent- ‘agreeing, meeting together’, from the verb congruere, from con- ‘together’ + ruere ‘fall or rush’.