Without an answer; lacking a response or solution to a question or problem.
From answer plus the suffix -less (from Old English -leas), which means 'without' or 'lacking,' creating an adjective denoting absence.
Questions about the ultimate origin of the universe or consciousness have been called 'answerless' not because they're permanently mysterious, but because we might never have the conceptual tools to answer them—a humbling thought!
Complete word intelligence in one call. Free tier — 50 lookups/day.