Portuguese_3.0 Catalan_3.0 German_3.0 English_3.0 Basque_3.0 French_3.0 Galician_3.0 Spanish_3.0
      cussed, obdurate, obstinate, unrepentant   obstiné, opiniâtre, têtu   obstinado, terco, tozudo
      refractory, stubborn   têtu   refractario
      flint, flinty, granitic, obdurate, stony   opiniâtre, têtu   empedernido, obstinado, terco
      hardheaded, mulish   têtu   testaduro
teimoso obstinat, pertinaç, tossut dickköpfig, stur obstinate, stubborn, unregenerate   têtu obstinado, teimoso cabezota, obstinada, obstinado, pertinaz, reaccionaria, terco, testarudo, tozudo
      unreformable, unregenerate   obstiné, têtu   depravado
tenaz inflexible, pertinaç, porfidiós, tenaç beharrlich, hartnäckig dogged, dour, persistent, pertinacious, tenacious, unyielding   obstiné, tenace, têtu obcecado, tenaz inflexible, pertinaz, porfiado, tenaz