Usage History of 'irresponsibly'

The following chart shows how frequently 'irresponsibly' appeared in printed materials over time. For example, the word 'irresponsibly' occurred 2 times in books in 1762 and 6,532 times in 2008. From 1762 to 2008, the word 'irresponsibly' was used a total of 172,944 times in books scanned by Google. See Reference: Google Ngram project.

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