unproducible

Etymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Germanic *un- Proto-West Germanic *un- Old English un- Middle English un- English un- Proto-Indo-European *per-der.? Proto-Indo-European *per-der.? Proto-Indo-European *pér Proto-Indo-European *-o Proto-Indo-European *pró Proto-Indo-European *pro- Proto-Italic *pro- Latin prō- Proto-Indo-European *dewk- Proto-Indo-European *déwkti Proto-Italic *doukō Latin dūcō Latin prōdūcōder. Middle English produce English produce Proto-Indo-European *-dʰlis Proto-Italic *-ðlis Latin -bilis Latin -ibilis Old French -ibleder. Middle English -ible English -ible English producible English unproducible From un- + producible.

来源：wiktionary