Portuguese_3.0 Catalan_3.0 German_3.0 English_3.0 Basque_3.0 French_3.0 Galician_3.0 Spanish_3.0
persistente incessant, persitent   persistent, relentless, unrelenting     persistente incesante, persistente
implacável, inabalável, inexorável, inflexível, severo implacable, inexorable, sever   grim, inexorable, relentless, stern, unappeasable, unforgiving, unrelenting   impitoyable, inexorable firme, inelutable, inelutábel, inexorable, inexorábel implacable, inexorable, severo
      brutal, unrelenting       brutal