noun, feminine/tenaθiˈdad/
tenacity
Synonyms: tesón
Etymology tree Proto-Indo-European *ten- Proto-Indo-European *tn̥-eh₁-(ye)-tider. Proto-Italic *tenēō Latin teneō Proto-Indo-European *-eh₂-k-s Proto-Italic *-āks Latin -āx Latin tenāx Proto-Indo-European *-teh₂ Proto-Indo-European *-ts Proto-Indo-European *-teh₂ts Proto-Italic *-tāts Latin -tās Latin tenācitātembor. Spanish tenacidad Borrowed from Latin tenācitātem.