legality, lawfulness

a question (implies a doubt about something) / a doubt or suspicion about whether something is real or true

to ask (implies a doubt about something) / to doubt or suspect that something might not be real or true

疑問: question; doubt

legal, lawful

legality

action, act / conduct

sex, gender / (grammar) gender

(grammar) interrogative, including the interrogative pronoun, interrogative adverb, and interrogative adjective.

(grammar) interrogative sentence; question