1: ἐπερώτημα
(Strong's #1906 — Noun Neuter — eperotema — ep-er-o'-tay-mah )

primarily a question or inquiry, denotes "a demand or appeal;" it is found in 1—Peter 3:21 , RV, "interrogation" (AV, "answer"). See ANSWER , Note. Some take the word to indicate that baptism affords a good conscience, an appeal against the accuser.