The phrase "part-parcel" refers to a portion or piece of something larger, often used in legal or real estate contexts. Synonyms for this term include "fraction," "segment," "division," "portion," "part," "section," and "piece." These words can also refer to a part or members of a group or a larger whole, such as in scientific or mathematical contexts. Additionally, "component," "element," "ingredient," and "constituent" can also serve as synonyms for "part-parcel." Properly using these synonyms can help to communicate ideas more efficiently and clearly in a variety of written and spoken contexts.