How to sign: an organized structure for arranging or classifying
"he changed the arrangement of the topics"; "the facts were familiar but it was in the organization of them that he was original"; "he tried to understand their system of classification";
Similiar / Same: organisation, organization, system
Categories: structure
Within this category: calendar, classification system, contrivance, coordinate system, data structure, design, distribution, genetic map, lattice, living arrangement
How to sign: the thing arranged or agreed to
"they made arrangements to meet in Chicago";
Similiar / Same: agreement
Categories: planning, preparation, provision
Within this category: collusion, prearrangement