frustrate

Universal Words verb [VN] 1 to make sb feel annoyed or impatient because they cannot do or achieve what they want: What frustrates him is that there's too little money to spend on the project. 2 (written) to prevent sb from doing sth; to prevent sth from happening or succeeding: The rescue attempt was frustrated by bad weather. * He tried to frustrate his political opponents by denying them access to the media.