Keen
Keen adjective - Of the very best kind.
Usage example: that new digital camera sure is keen
Numero uno and keen are semantically related. In some cases you can use "Numero uno" instead an adjective "Keen".
Numero uno
Numero uno adjective - Of the very best kind.
Usage example: if you've got the bucks, the company's hand-tooled leather boots are numero uno
Keen and numero uno are semantically related. Sometimes you can use "Keen" instead an adjective phrase "Numero uno".
Cite this Source
Numero uno and Keen. (2016). Retrieved 2026, July 28, from https://thesaurus.plus/related/keen/numero_uno
Keen & Numero uno. N.p., 2016. Web. 28 Jul. 2026. <https://thesaurus.plus/related/keen/numero_uno>.
Numero uno or Keen. 2016. Accessed July 28, 2026. https://thesaurus.plus/related/keen/numero_uno.
Google Ngram Viewer shows how "keen" and "numero uno" have occurred on timeline