Moisture-laden is a phrase commonly used to describe air or objects that are saturated with water. However, there are several synonyms that can be used to add variety to your writing. You could describe the air as humid, damp, or wet; each word has a slightly different connotation that could help you convey a specific atmosphere. Alternatively, you could use the words waterlogged, sodden, or saturated to describe objects that are soaked through with water. These synonyms offer a diverse range of options, allowing you to choose the best word for your specific needs.