noun, masculine/enˈkono/plural: enconos
rancor; spite
“Los golpes empezaron a sucederse torpes, entre falsas paradas e inseguros ataques, exacerbado el encono, perdida ya la serenidad de la vista y la firmeza del brazo por el esfuerzo y la fatiga.” — The blows started to strike clumsily, amongst feinted parries and uncertain attacks, with heightened spite, lost serenity and firmness of his arms from the effort, and fatigue
Etymology tree Latin inquināre Spanish enconardeverb. Spanish encono Deverbal from enconar.