Total English - Upper-intermediate - Unit 6 - Vocabulary

someone who does not express emotions and is considered unfriendly

a tough person who is not easily affected by emotions

a person or thing that causes one great annoyance or a lot of difficulty

used to refer to an individual with a positive intention to do good things and help other people

difficult to deal with

someone who is likely to succeed because of their ambitiousness or capabilities, particularly in their career or education

someone who actively avoids having any interaction with others

someone who is difficult to please or deal with, and is often demanding or critical in their expectations