Dampproof refers to a condition of being able to resist or block moisture. There are several synonyms for the word dampproof, which include waterproof, moisture-resistant, water-repellent, hydrophobic, and moisture-proof. All these synonyms signify similar characteristics of being able to keep away moisture and protect against physical damage. The use of these different synonyms depends on the context and the intended meaning of the sentence. In general, these words are commonly used while defining the features and benefits of products, such as building materials, electronics, and textiles, which require protection against moisture-related damage. Understanding the right synonym for each context is essential for conveying accurate meaning and creating clear communication.