Toughness

The steak was cooked to a toughness that made it difficult to chew.

The brush had a toughness to its bristles that made it effective at removing dirt.

The bark of the tree had a certain toughness to it.

The toughness of the material properties of graphene makes it a promising candidate for developing next-generation electronic devices.

The artist's toughness and determination were evident in the tenacity with which he pursued his vision despite repeated rejections.

The toughness of his personality made him a successful leader.

The toughness of the marine ecosystem in the face of climate change is a subject of ongoing scientific research.

The toughness of the military equipment was vital for the success of the mission.

The toughness of the political leader enabled her to withstand the criticisms and attacks from the opposition.

The toughness of the economy was demonstrated by its quick recovery after the recession.

The journalist praised the toughness of the freedom of the press in the face of censorship and suppression.

The toughness of the leather jacket protected him from the cold wind.

The toughness of the diamond made it one of the most valuable and sought-after gemstones.

The athlete's toughness and determination were evident in every game.

The toughness of the mountain terrain made it a challenging but rewarding destination for experienced hikers.

The toughness of the criminal justice system was tested during the high-profile trial.

The toughness of the glass prevented it from breaking despite the impact.

It takes a lot of toughness to endure the harsh winters in the Arctic.

Toughness training builds strength, endurance, and resilience in athletes.

Running a marathon requires a lot of toughness and endurance.

The job of a firefighter requires immense physical toughness to handle dangerous situations.

The job of a firefighter requires a lot of physical and mental toughness.

The extreme weather conditions in Antarctica demand a high level of toughness from researchers.

Surviving a serious illness requires a lot of mental toughness and perseverance.

Climbing Mount Everest is an ultimate test of toughness and endurance.

People who work in construction need to have toughness and stamina to handle the physical demands of the job.

Growing up in poverty can build toughness and resilience in a person.

The patient's toughness and resilience helped her recover from a serious illness.

The toughness of the terrain made it a daunting task for the mountaineers to reach the summit.

The toughness of the final exam surprised the students.

The toughness of the opponent's argument made it hard for the politician to counter.

The toughness of the negotiation made it difficult to reach an agreement.

The toughness of the opponent's defense made it hard for the football team to score.

The toughness of the economic conditions made it hard for small businesses to survive.

The toughness of the hike made it a challenge for the novice hiker.

The toughness of the examiners made it challenging for the candidate to pass the driving test.