Char-woman
CHAR-WOMAN, noun A woman hired for odd work, or for single days.
[Char-man and char-woman are, I believe, not used in America.]
CHAR, verb transitive
1. To burn or reduce to coal or carbon; to reduce to charcoal, by expelling all volatile matter from wood. This is done by burning wood slowly under a covering of turf and earth.
2. To expel all volatile matter from stone or earth, by heat.
The stone or earth charred from all foreign visible ingredients.