Question
Part of speech: verb
Definition: To ask questions of; interrogate; enquire; ask for information. To raise doubts about; have doubts about.
Part of speech: noun
Definition: A sentence, phrase or word which asks for information, reply or response; an interrogative. A subject or topic for consideration or investigation. An unknown. A doubt or challenge about the truth or accuracy of a matter. A proposal to a meeting as a topic for deliberation.
Example sentence: One of the very important characteristics of a student is to question. Let the students ask questions.
Dubiousness
Part of speech: noun
Definition: The state of being dubious.