Usage History of 'optimisms'

The following chart shows how frequently 'optimisms' appeared in printed materials over time. For example, the word 'optimisms' occurred 2 times in books in 1843 and 261 times in 2008. From 1843 to 2008, the word 'optimisms' was used a total of 6,597 times in books scanned by Google. See Reference: Google Ngram project.

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