toughness

Meanings

1. 1
   noun

   The quality of being strong and able to endure hardship.

   Years of training gave the athletes both physical and mental toughness.

2. 2
   noun

   The quality of being hard to deal with or difficult.

   The toughness of the exam surprised even the best students.

3. 3
   noun

   The strength and durability of a material.

   The toughness of the steel made it ideal for building bridges.

From Middle English toughnesse, towghnesse, towghenesse, equivalent to tough + -ness.

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