| English noun: toughness | |||
| 1. | toughness (attribute) enduring strength and energy | ||
| Synonyms | stamina, staying power | ||
| Broader (hypernym) | endurance | ||
| Narrower (hyponym) | legs | ||
| 2. | toughness (attribute) the property of being big and strong | ||
| Synonyms | huskiness, ruggedness | ||
| Broader (hypernym) | strength | ||
| 3. | toughness (attribute) the elasticity and hardness of a metal object; its ability to absorb considerable energy before cracking | ||
| Synonyms | temper | ||
| Broader (hypernym) | elasticity, snap | ||
| 4. | toughness (attribute) impressive difficulty | ||
| Synonyms | formidability | ||
| Broader (hypernym) | difficultness, difficulty | ||