When describing the size of something, using the term "apple-sized" is a common go-to. However, it's important to have a variety of synonyms to effectively communicate the size of an object. Some alternatives for "apple-sized" include terms like "orange-sized," "fist-sized," or "golf ball-sized." For larger objects, "melon-sized," "softball-sized," or "grapefruit-sized" might work better. For smaller items, "pea-sized," "pinhead-sized," or "marble-sized" are ideal descriptors. The key is to choose a synonym that accurately reflects the size of the object and is easy to understand for the reader or listener.