疑問

Noun

 * 1) query; question; doubt

Etymology
Ultimately from, apparently borrowed later as a  of the same source term.

First attested in the early 1600s.

Noun

 * 1)  a question
 * 2)  a doubt or suspicion about whether something is real or true
 * 1)  a doubt or suspicion about whether something is real or true

Verb

 * 1)  to ask
 * 2)  to doubt or suspect that something might not be real or true
 * 1)  to doubt or suspect that something might not be real or true