persistent

continuing to do something, especially when it is difficult or you have been refused

persistente, tenaz, obstinado

• [T + obj]
• [it is adj to do sth]

Collocations persistent effort · persistent refusal

• He was persistent in his efforts to get a job.

  Fue persistente en sus esfuerzos para conseguir un trabajo.

continuing for a long time, especially when this is annoying or difficult to deal with

persistente, constante, continuo

• [T + obj]
• [it is adj to do sth]

Collocations persistent problem · persistent pain

• The persistent noise was driving her crazy.

  El ruido persistente la estaba volviendo loca.

happening again and again over a period of time

persistente, recurrente, repetitivo

• [T + obj]
• [it is adj to do sth]

Collocations persistent cough · persistent headache

• She has a persistent cough that won't go away.

  Ella tiene una tos persistente que no desaparece.