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WordUsage

Words getting along nicely ....

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Word: f1 (lookup in dictionary) (lookup stats)
Dates: during 1930-1939
Sort By: most recent first (reverse)

Usage:

Word Time Machine

Normalized population density for word "f1" throughout decades:

1880s : 1.4254
1900s : 1.8079
1910s : 1.0556
1920s : 2.0372
1930s : 0.2968
1940s : 0.0571
1970s : 0.2413
1980s : 0.1665
2000s : 1.2399
2010s : 19.6337