The most common and most likely answer to this crossword clue is the 7 letter word QUIZZES
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Buddy explains!
The straight part
We know that "Pointless/Mastermind/questions" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case pointless/mastermind/questions = quizzes.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does QUIZZES mean?
QUIZZES noun- An odd, puzzling or absurd person or thing.
- A competition in the answering of questions.
- A school examination of less importance, or of greater brevity, than others given in the same course.
- To hoax; to chaff or mock with pretended seriousness of discourse; to make sport of, as by obscure questions.
- To peer at; to eye suspiciously or mockingly.
- To question closely, to interrogate.
- To instruct by means of a quiz.
- To play with a quiz.