There are many synonyms for the phrase "passes the time," which refers to engaging in an activity to relieve boredom or occupy oneself. Some of these synonyms include "kills time," "wastes time," "fills time," "spends time," "occupies time," "bides time," and "passes away the time." Each of these phrases conveys a slightly different connotation, with "kills time" and "wastes time" implying a certain degree of frivolousness, while "occupies time" and "bides time" suggest a more purposeful engagement. No matter which synonym you choose, it's clear that finding ways to pass the time can be essential for staying mentally stimulated and entertained during periods of monotony.