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| Subject | Russian | English |
| gen. | крепкий мороз | deep frost (Sergei Aprelikov) |
| gen. | крепкий мороз | severe frost (Sergei Aprelikov) |
| Gruzovik, meteorol. | крепкий мороз | hard frost |
| gen. | крепкий мороз | hard frost |
| gen. | стоял крепкий мороз | a sharp frost had set in ("I seated myself in his armchair and warmed my hands before his crackling fire, for a sharp frost had set in, and the windows were thick with the ice crystals." – Sir Arthur Conan Doyle ART Vancouver) |