unfallible

== English == === Etymology === From un- +‎ fallible. === Adjective === unfallible (comparative more unfallible, superlative most unfallible) Obsolete form of infallible. === References === “unfallible”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC. === Anagrams === unfillable