adjective/impuɡˈnable/
impugnable
Etymology tree Proto-Indo-European *h₁én Proto-Italic *en Proto-Italic *en- Latin in- Proto-Indo-European *pewǵ-der. Proto-Indo-European *puǵnos Proto-Italic *pugnos Latin pugnus Proto-Indo-European *-h₂ Proto-Indo-European *-éh₂ Proto-Indo-European *-yéti Proto-Indo-European *-eh₂yéti Proto-Indo-European *-h₂tiinflu. Proto-Italic *-ājō Proto-Italic *-āō Latin -ō Latin pugnō Latin impugnārebor. Spanish impugnar Proto-Indo-European *-tḗr Proto-Indo-European *-dʰlom Proto-Indo-European *-dʰlis Pro