The phrase "putting up with" refers to enduring something that is unpleasant or difficult to tolerate. If you are tired of using the same phrase repeatedly, there are several synonyms you can use to express the same meaning. Some of the alternatives to "putting up with" include "tolerating," "bearing," "enduring," "suffering," "putting out," "persisting," "stomaching," "accepting," and "withstanding." All these synonyms portray the act of dealing with challenges head-on while staying strong and determined to overcome them. You can incorporate these synonyms in your writing to vary your vocabulary and make your content more engaging.