índole

índole is feminine in Spanish.

type, kind, sort; nature, character

“Como muchos de los hombres de su índole, que no temían a Dios, ni sabían orar y sí apenas hacerse en la boca la señal de la cruz” — Like many men of his sort, who did not fear God, nor knew how to pray, and scarcely knew how to mouth the Sign of the Cross

Borrowed from Latin indolēs (“talent, nature”).