English
infrangibly
From infrangible + -ly.
Formed from infrangible + -ly
Proto-Indo-European *bʰreg- ‘to break’
Latin frangō ‘to break’
Old French infrangible
Middle French infrangible
English infrangible
Today it means
adv In an infrangible manner.
Language periods are conventional ranges, not dates for this word.
Etymograph / infrangibly