Learner's definition of ESPECIALLY
[more especially; most especially]
1 : more than usually : very extremely
He was especially concerned about the contract.
an especially good essay
There is nothing especially radical about that idea.
Winning this tournament was especially satisfying.
The food was not especially good. [=not very good]
2 a — used to indicate something that deserves special mention
b : for a particular purpose or person
She can't be sure she will win, especially at this early stage of the campaign.
The appetizers and especially [=particularly] the soup were delicious.
Especially in the beginning, they had many doubts.
— used to say that you are not very interested in doing something