difficult definition
difficult adjective
(not easy to do; requiring effort or skill): It was a difficult job. This is a very difficult decision to make.
(not easy to understand; hard to solve): The exam questions were very difficult. This is really a difficult problem.
(involving lots of problems; causing trouble or worry): She made life very difficult for him. We have a difficult time ahead of us.
(hard to please or satisfy): She was a difficult customer. Don’t be so difficult about everything.
(hard to control or get on with): Daniel is a difficult child.
difficult definition, envocabulary.com