"Wert in cahoots with" is a phrase used to describe a close cooperation or partnership between two parties, often with a negative connotation of secrecy or dubious intentions. Synonyms for this phrase include colluding with, conspiring with, working hand in glove with, in league with, in collusion with, allied with, complicit with, and in partnership with. These similar phrases convey a similar sense of a close association between two parties working towards a common goal. However, they may each carry slightly different connotations or implications. It is important to consider the context in which these phrases are used when choosing the most appropriate synonym.