| 词汇 | thesaurus_impregnable |
| 释义 | impregnableadjective These are words and phrases related to impregnable. Click on any word or phrase to go to its thesaurus page. Or, go to the definition of impregnable. The impregnable mountains protected the tiny village. The prosecution had an impregnable case. Synonymsinvincible indomitable unattackable unconquerable invulnerable unassailable powerful strong sturdy mighty potent Antonymsvulnerable frail flimsy assailable weak defenseless |
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