Maintain
81hold the scales even — maintain justice and equality …
82keep at a distance — maintain a distance, stay away from; make someone stay away from …
83keep in order — maintain order, keep clean …
84keep it in perspective — maintain a healthy point of view …
85keep options open — maintain the right to choose, remain in a position to make a choice …
86keep order — maintain order …
87keep up appearances — maintain the illusion that all is well (financially, emotionally, etc.), pretend that everything is fine …
88preserve the status quo — maintain the current situation, preserve the usual condition …
89stay friends — maintain a friendship, remain friends …
90keep track of — maintain a record Please carefully keep track of your expenses during the trip …