Number one
Number one noun - The first or highest in an ordering or series.
Pacemaker and number one are semantically related In some cases you can use "Pacemaker" instead a noun phrase "Number one".
Pacemaker
Pacemaker noun - One that takes the lead or sets an example.
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Synonyms for Pacemaker
Number one and pacemaker are semantically related in leader topic. You can use "Number one" instead a noun "Pacemaker".
Mutual synonyms
Cite this Source
Pacemaker and Number one. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/number_one/pacemaker
Number one & Pacemaker. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/number_one/pacemaker>.
Pacemaker or Number one. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/number_one/pacemaker.
Google Ngram Viewer shows how "number one" and "pacemaker" have occurred on timeline