A game in which players must only say questions, and if they don't they lose.

plural of question

Third-person singular simple present indicative form of question

To ask that a proposed question's presuppositions be explicitly justified, especially as a preliminary to answering it, for example a complex question or loaded question.

Without a doubt; certainly.

simple past tense and past participle of question

(transitive) To ask questions of; to interrogate; to ask for information. / (transitive) To raise doubts about; have doubts about.

A sentence, phrase or word which asks for information, reply or response; an interrogative. / A subject or topic for consideration or investigation.

(US regional, colloquial) To ask questions of; to question.

present participle of questionize