Unrelenting

His unrelenting mildness infuriates me! Where is his drive? Where is his passion?

We're in the second week of an unrelenting heat wave.

In response to Angela Merkel's concern regarding the developments in Crimea and Ukraine as a whole, Vladimir Putin drew the attention to the unrelenting threat of violence by ultra-nationalist forces, endangering the lives and legitimate interests of Russian citizens and the entire Russian-speaking population.

Tom is unrelenting, isn't he?

Scientists have sought these answers for more than 60 years, but the investigation requires sending a probe right through the unrelenting heat of the corona. Today, this is finally possible with cutting-edge thermal engineering advances that can protect the mission on its daring journey.

Mary is unrelenting, isn't she?

We're in the second week of an unrelenting heatwave.

The traffic was unrelenting, so I decided to use the subway to cross the road.

There’s faith in their unrelenting woes, / There’s Life in the Old Land yet!

Tears may not bring again Sardathrion. But this the gods may do who have seen, and seen with unrelenting eyes, the sorrows of ten thousand worlds—thy gods may weep for thee.