Curious is an intriguing word that describes a person's enthusiasm to learn and explore new things. Although this word is commonly used in everyday language, there are numerous synonyms that can replace it in writing or conversation. Some of these alternatives include inquisitive, intrigued, interested, fascinated, eager, nosy, probing, interrogative, and questioning. These words capture the essence of curiosity and its various shades of meaning. Inquisitive suggests intense curiosity, probing connotes digging deep for answers, and interrogative indicates a questioning approach. Using these synonyms can help to add variety and depth to writing and communication, while also conveying engaging ideas.