| Czech | zatvrdit se |
| Chinese (simplified) | 使 坚硬 , 使硬化 , 使坚硬 , 变冷固 |
| English | harden ( ⊳ ⇔ ) , indurate ( ⊳ ) |
| Indonesian | mengeraskan |
| Italian | indurire |
| Malaysian | mengeraskan |
| Hyponym: | anneal face-harden callus |
| Hypernym: | change |
| Causes | harden |
| Antonym: | soften |
| Semantic Field: | changev |
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