The word "completeness" is often used to describe something that is whole or finished. There are many synonyms for this word that can be used to convey a similar meaning. For example, the word "entirety" suggests that something is complete and contained within itself. "Wholeness" emphasizes the idea of something being complete and undivided. "Perfection" implies that something has reached the ultimate level of completion. "Integrity" suggests that something is complete in terms of its moral or ethical standards. "Totality" emphasizes the idea of something being complete and all-encompassing. Other synonyms for completeness include "fullness," "comprehensiveness," and "conclusiveness".