As hard as nails and World-weary

World-weary and as hard as nails are semantically related. In some cases you can use "World-weary" instead an adjective phrase "As hard as nails".

World-weary adjective - Tired of the world.

As hard as nails and world-weary are semantically related. Sometimes you can use "As hard as nails" instead an adjective phrase "World-weary".