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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.
verb set free

Antonyms

Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.
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verb pay blackmail money for return of possession or person

Antonyms

Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.
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verb free; buy the freedom of

Antonyms

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

Antonyms

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