persistent

ısrarcı, sebatkar

Continuing firmly or obstinately in a course of action despite difficulty or opposition.

• She was persistent in her efforts to find a cure.
• Despite repeated failures, he remained persistent.
• The persistent decline in bee populations has alarmed ecologists who study pollinator-dependent agricultural systems across multiple continents.
• Patients experiencing persistent headaches for more than three consecutive weeks should consult a neurologist to rule out underlying conditions.
• Persistent inflation throughout the 1970s forced central banks to reconsider monetary policy frameworks that had been effective in previous decades.
• The research team encountered persistent software bugs that delayed the analysis of climate data collected from remote Arctic monitoring stations.

Eş anlamlılar: tenacious, determined, persevering, relentless, steadfast

Zıt anlamlılar: irresolute, wavering, inconstant, sporadic

kalıcı, sürekli

Continuing to exist or occur over a prolonged period.

• He has a persistent cough that won't go away.
• The region suffers from persistent drought.

Eş anlamlılar: lasting, enduring, chronic, continuous, constant

Zıt anlamlılar: temporary, transient, fleeting, brief