Query about Question 6 from "(I'm Overwhelmed) Vocab Progress Quiz #14a" [8087]

https://www.gregmat.com/quizzes/quiz/im-overwhelmed-vocab-progress-quiz-14a (Question 6)


Is the answer ‘severe’ right? I think that’s synonym for stringent and the question clearly asks fir ‘astringent’ which is more closer to ‘mocking’ in meaning.

Astringent is a synonym for severe.

You can be mocking without being astringent and vice versa.