How many letters does the top answer for “a female domestic servant who does all kinds of menial work” have?

The most common answer is skivvy (6 letters).

Crossword clue: a female domestic servant who does all kinds of menial work

2 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

skivvy 6 letters wn-def

a female domestic servant who does all kinds of menial work

slavey 6 letters wn-def

a female domestic servant who does all kinds of menial work