We don't have synonyms for rapports yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are rapport, raptores and apports.
(n) :
A relationship of mutual trust and respect; a close and harmonious relationship in which the people or groups concerned understand each other's feelings or ideas and communicate well.
(n) :
A relationship of mutual trust and respect; a close and harmonious relationship in which the people or groups concerned understand each other's feelings or ideas and communicate well.