Moderate-sized is a term often used to describe objects or items that are not too big or too small, but just about the right size. Synonyms for the term moderate-sized include medium-sized, average-sized, and intermediate-sized. These terms essentially convey the same meaning and are all appropriate in specific contexts. Other synonyms for moderate-sized include modest, reasonable, and adequate. In some cases, the term moderate-sized is not applicable, and other words like small or large may be used to describe the object or item. The use of synonyms adds variety and nuance to our language, making it richer and more interesting.