Meaning of “difficult” - Learner’s Dictionary

difficult

adjective uk us /ˈdɪfɪkəlt/
NOT EASY

A1 not easy and needing skill or effort to do or understand:

Japanese is a difficult language for Europeans to learn.
This game is too difficult for me.
[ + to do sth ] It's difficult to think with all that noise.
PERSON

B1 not friendly or easy to deal with:

a difficult teenager

(Definition of “difficult” from the Cambridge Learner’s Dictionary © Cambridge University Press)