The answer to the crossword clue "leader in her field 10 letters" is PIONEEER.
The word "pioneer" means "a person who is the first to explore or settle in an unknown or unclaimed area." It can also mean "a person who introduces new ideas or methods." In the context of a crossword clue, "leader in her field" refers to someone who is at the forefront of their profession or industry.
The word "pioneer" has 10 letters, so it is a possible answer to the crossword clue. Additionally, the word "pioneer" is a good fit for the clue because it suggests someone who is innovative and breaks new ground.
Here are some other possible answers to the crossword clue "leader in her field 10 letters":
EXPERT
VISIONARY
Trailblazer
Innovator
Groundbreaker
Mover and shaker
Trailblazing
Revolutionary
Reformer
Changemaker
I hope this helps!