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Common words appear frequently in written and spoken language across many genres from radio to academic journals.
Informal words should be reserved for casual, colloquial communication.
noun mild sickness
See more synonyms for ailment

Antonyms for flu

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

Antonyms

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