tenaz (Adjektiv)

1
obstinado
2

anhaltend (a)

comportamiento
3
comportamiento, stubbornly persevering, steadfast, unwilling to yield from a point of view etc; dogged
4
comportamiento, stubbornly persevering, steadfast, tenacious, unwilling to yield from a point of view etc; dogged
5

verbissen (a)

comportamiento, stubbornly persevering, steadfast
6
obstinado
7
obstinado