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<iframe name="ngram_chart" src="https://books.google.com/ngrams/interactive_chart?content=Chairwoman,Chairman,+Chairperson,Chairlady,Chair&year_start=1950&year_end=2019&corpus=26&smoothing=3&direct_url=t1;,Chairwoman;,c0;.t1;,Chairman;,c0;.t1;,Chairperson;,c0;.t1;,Chairlady;,c0;.t1;,Chair;,c0" width=900 height=500 marginwidth=0 marginheight=0 hspace=0 vspace=0 frameborder=0 scrolling=no></iframe>
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Part-of-speech tags
cook_VERB, _DET_ President _PROPN_
Wildcards
King of *, best *_NOUN
Inflections
shook_INF drive_VERB_INF
Arithmetic compositions
(color /(color + colour))
Corpus selection
I want:eng_2019, I want:eng_2009
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1950
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2019
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English (2019)
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English
2019
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Search in Google Books
chairwoman
chevron_right
1950 - 1977
1978 - 1994
1995 - 1996
1997 - 2007
2008 - 2019
English
chairman
chevron_right
1950 - 1953
1954 - 1957
1958 - 1977
1978 - 1999
2000 - 2019
English
chairperson
chevron_right
1950 - 1978
1979 - 1997
1998 - 2000
2001 - 2004
2005 - 2019
English
chairlady
chevron_right
1950 - 1951
1952 - 1975
1976 - 1979
1980 - 2005
2006 - 2019
English
chair
chevron_right
1950 - 1956
1957 - 1997
1998 - 2001
2002 - 2006
2007 - 2019
English