Obsoleting refers to the process of making something outdated or irrelevant. When trying to convey a similar meaning, several words can be used to replace obsoleting. One such word is "outdating." Outdating can mean the same thing as obsoleting and is often used interchangeably. Other words that can be used to replace obsoleting include "displacing," "phasing out," and "replacing." These words all suggest that something is no longer useful or relevant and needs to be replaced with something else. In essence, these synonyms all suggest a movement towards something new or different, often signifying technological advancement or improvement.