Where does “trapassabile” come from?

trapassabile (Italian) comes from Italian trapassare, from Italian tra-, from Latin trāns, from Latin Padus, from Lepontic Bodincus, from Proto-Indo-European bʰudʰmḗn, from Proto-Indo-European dʰewbʰ-, from Proto-Indo-European dʰewh₂- — smoke; mist, haze.

trapassabile (Italian): penetrable

Definitions

penetrable

Ancestry of “trapassabile”, step by step

Step	Language	Word	Meaning
1	Italian	trapassare	to pass through; to pierce; to cross; to spend
2	Italian	tra-	trans-; between, among
3	Latin	trāns	across, beyond
4	Latin	Padus	the River Po
5	Lepontic	Bodincus	—
6	Proto-Indo-European	bʰudʰmḗn	bottom
7	Proto-Indo-European	dʰewbʰ-	deep
8	Proto-Indo-European	dʰewh₂-	smoke; mist, haze

Every word from Proto-Indo-European dʰewh₂- →Every word from Proto-Indo-European dʰewbʰ- →Every word from Proto-Indo-European bʰudʰmḗn →