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Word: cognitive (lookup in dictionary) (lookup stats)
Dates: during 173875-173875
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Word Time Machine

Normalized population density for word "cognitive" throughout decades:

1880s : 0.0442
1930s : 0.0110
1950s : 0.0265
1960s : 0.2621
1970s : 0.3217
1980s : 0.4181
1990s : 1.1151
2000s : 2.6461
2010s : 3.2768