adjective/desleˈal/
not adhering to the rules of propriety, dishonest, unfair, disloyal, not true
“competencia desleal” — unfair competition
Antonyms: leal
Related: deslealmente
Etymology tree Proto-Indo-European *dwóh₁ Proto-Indo-European *d(w)is- Proto-Italic *dis- Latin dis- Old Spanish des- Spanish des- Spanish leal Spanish desleal From des- + leal.