affiliation

a person's connection with an organisation, religion, important person, etc การผูกพัน

Mr Virot was apparently chosen for the tour for his role of "Bangkok Post columnist" despite having no affiliation with the paper.

"We have always had a strong affiliation with Thailand," the airline executive said.

Group Capt Anudith is a Bangkok MP with affiliation to the Pheu Thai faction controlled by former deputy leader of the defunct Thai Rak Thai Party, Khunying Sudarat Keyurapan.