Compounds of 質す

• 質す
  (v5s,vt) to ask a person about
  to ascertain
  to verify
• 問い質す
  (v5s,vt) to enquire of someone about something (inquire)
  to question
• 子細を質す
  (exp) to verify details
• 専門家に質す
  (exp) to consult an expert