She's been through a lot, but she's hard as nails and never gives up
The old sailor was hard as nails, weathering storms that would sink lesser ships
Despite his rough exterior, he was surprisingly hard as nails when it came to protecting his family
You have to be hard as nails to survive in this competitive industry
The coach pushed the team, reminding them they needed to be hard as nails to win the championship
She faced the criticism with a stoic expression, proving she was hard as nails
He trained rigorously, becoming hard as nails both physically and mentally
The construction worker was hard as nails, able to lift heavy objects with ease
In a crisis, you need someone who is hard as nails and can make tough decisions
The character in the novel was depicted as hard as nails, resilient and unyielding
That exam was incredibly difficult.
I know, it was hard as nails, but I think I passed.
Congratulations, you are truly strong.
She is hard as nails, never showing weakness
She is extremely tough and resilient
She possesses incredible strength and fortitude