Where does “impassibilmente” come from?
impassibilmente (Italian) comes from Italian impassibile, from Latin impassibilis, from Latin passibilis, from Latin -bilis, from Proto-Italic -ðlis, from Proto-Indo-European -dʰlis, from Proto-Indo-European -dʰlom — Alternative form of *-trom; instrumental suffix;...
impassibilmente (Italian): impassively
Ancestry of “impassibilmente”, step by step