The term "smoothed out" refers to something that has been made even or level. It can also mean that something has been made to run more efficiently or without any disruptions. Other words that can be used to replace this phrase include "ironed out", "flattened out", "leveled out", "evened out", "resolved", "settled", "sorted out", and "straightened out". These terms may be used in different contexts, such as in business or interpersonal relationships, but they all refer to the act of making something smoother or more efficient. So, whether you're ironing out a wrinkle, resolving a conflict, or leveling out a playing field, there are many ways to say that the situation has been smooth and evened.