adjective / noun
interrogative
in-tuh-RAH-guh-tiv/ˌɪntəˈrɑːɡətɪv/
Expressing or used to ask a question.
Her interrogative tone makes the simple statement sound like a question.

Etymology
The “ask, question” root becomes an adjective meaning “pertaining to a question.” In grammar, this describes a word or construction whose function is to ask a question.
In context
hence this emphatic questioning symbol that never caught on is called the interrobang, It is an interrogative bang.
More examples
- An interrogative sentence asks a question rather than making a statement.
- "Who" and "what" are common interrogatives in English.
- He gives me an interrogative look when I stop talking.
Forms
interrogative · interrogatives
interrogate verb — To question someone closely or formally.
interrogation noun — The act of questioning someone closely.
Similar words
- questioning
- Emphasizes curiosity or doubt rather than a grammatical function.
- inquiring
- Describes a curious manner, not a grammatical question form.