Where does “invulnérablement” come from?
invulnérablement (French) comes from French invulnérable, from Latin invulnerābilis, from Latin vulnerābilis, from Latin -bilis, from Proto-Italic -ðlis, from Proto-Indo-European -dʰlis, from Proto-Indo-European -dʰlom — Alternative form of *-trom; instrumental suffix;...
invulnérablement (French): invulnerably
Ancestry of “invulnérablement”, step by step