Synonyms for arch enemies

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Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

EXAMPLES FROM THE WEB FOR ARCH ENEMIES

Not liquor moved them on their mission, but money––money paid by his arch enemies.

Consequently, it would appear that the ants helped the caterpillars by protecting them from these arch enemies.

To show what progress has been made by the arch enemies of our country, two quotations are hereby presented to the reader.