charwoman

[chahr-woo m-uh n] /ˈtʃɑrˌwʊm ən/
noun, plural charwomen.
1.
a woman hired to do general cleaning, especially in an office or large house.
Origin
1590-1600; char3 + woman
British Dictionary definitions for charwoman

charwoman

/ˈtʃɑːˌwʊmən/
noun (pl) -women
1.
(Brit) a woman who is hired to clean, tidy, etc, in a house or office
Word Origin and History for charwoman
n.

1590s, from Middle English char, cherre "turn of work" (see chore) + woman. An Alicia Charwoman appears in the Borough of Nottingham records in 1379.