joined-up russian

• сли́тно

  coherently, cohesively, jointly, conjointly

  joined-up (writing), (written) together / as one, merged

• стыкова́вшийся

  having docked, having linked up, having joined

Examples

• Купцы совокупились и открыли общее дело.

  The merchants joined forces and set up a joint business.

• Примкнувшие к нам студенты помогли убрать парк.

  The students who joined us helped clean up the park.