noun, noun which may take the genitive case particle 'no'
affiliated; akin; of the same system
Describes organizations, groups, or things that belong to the same system, lineage, or family. Often used in business, academic, or technical contexts.
We merged with an affiliated company.
This university has several vocational schools of the same system.
similar color; colors in the same family
cognate language
Compound of 同 (same) and 系 (system, lineage). The reading どうけい follows standard on'yomi.