English
fugaciousness
From fugacious + -ness.
Formed from fugacious + -ness
Proto-Indo-European *bʰewg-
…
Latin fugiō ‘to flee’
Latin fugāx ‘transitory, fleeting’
Latin fugāciter ‘evasively, fleetingly’
Latin fugācius
English fugacious
Today it means
noun fugacity
Language periods are conventional ranges, not dates for this word.
Etymograph / fugaciousness