Did she carry on in ancient Egypt? (4)
I believe the answer is:
cleo
I'm afraid I can't even guess how this answer relates to the clue.
Can you help me to learn more?
(Other definitions for cleo that I've seen before include "Jazz singer, ___ Laine" , "She ruled" , "Dame Laine" , "Ms Laine - one of the 14 films" , "Woman" .)