to return to a previous state or habit
вернуться в прежнее состояние или привычку (vernut'sya v prezhnee sostoyanie ili privychku)
"He fell back into his old routine after the vacation."
"Он вернулся в свою старую рутину после отпуска." (On vernulsya v svoyu staruyu rutinuy posle otpuska)
to increase the volume of music
to keep up with or understand what is being said or shown
to give control or authority to another person
to calm down after being angry or excited
to change from one job or career path to another
to seek help from a third party to resolve conflict