Partridge, Eric, 1894-1979
Origins : an etymological dictionary of modern English
Routledge, 1991
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Webster's word histories
Merriam-Webster, 1989
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Rees, Nigel
Dictionary of catchphrases
Cassell Publishers, 1995
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Skeat, Walter W.
A concise etymological dictionary of the English language
The Clarendon Press, 1948
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Weekley, Ernest
An etymological dictionary of modern English : volume II
Dover Publications, 1967
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