Improvement
Improvement noun - An instance of notable progress in the development of knowledge, technology, or skill.
Replacement and improvement are semantically related. In some cases you can use "Replacement" instead a noun "Improvement".
Replacement
Replacement noun - A person or thing that takes the place of another.
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Synonyms for Replacement
Improvement and replacement are semantically related. Sometimes you can use "Improvement" instead a noun "Replacement".
Mutual synonyms
How words are described
Both words in one sentence
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When he became Raw's General Manager (ironically, the previous GM William Regal returned from suspension on the same day), his replacement of Todd Grisham is probably seen as an improvement.
Source: Replacement Scrappy -
When Kratos ultimately succeeds, his reward is to become Ares's replacement, though YMMV on how much of an improvement he is.
Source: Video Game / God of War Series
Cite this Source
Replacement and Improvement. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/improvement/replacement
Improvement & Replacement. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/improvement/replacement>.
Replacement or Improvement. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/improvement/replacement.
Google Ngram Viewer shows how "improvement" and "replacement" have occurred on timeline