Synonyms for unpierceable
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Antonyms for unpierceable
EXAMPLES FROM THE WEB FOR UNPIERCEABLE
Estelle is a courageous woman and discreet with the unpierceable reticence of spontaneity.
The outer darkness of remorse and regret was round him, not to be illuminated, but unpierceable and of necessity so.
Here the unpierceable walls were washed every morning by an automatic sluice.