The most common and most likely answer to this crossword clue is the 6 letter word AGATHA
A
G
A
T
H
A
More clues leading to the result AGATHA
- Chief officer overseeing police station not available for releasing lady
- Ottoman commander with short Thai girl
- A Dame’s range that ended too soon
- Saga that incorporates female
- Christie‘s originally gave auctioneer table – I’ve got it outside
- Writer’s first cooker and fancy hat
- Sort of saga which almost was related to 3 11
- Range that mostly identifies crime writer to her closest fans?
- Follow closely backing in Scandinavian pop group for woman
- Lady‘s expression of pleasure over piece for New Yorker
Buddy explains!

The straight part
We know that "Lady" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case lady = agatha.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.