English
fantasticness
From fantastic + -ness.
A compound of fantastic + -ness
Proto-Indo-European *bʰh₂-n-yé-ti
…
Ancient Greek φαντάζω ‘to show, make visible’
Ancient Greek φανταστικός ‘able to produce the appearance of something’
Late Latin phantasticus
Middle French fantastique
English fantastic
Today it means
noun fantasticalness
Language periods are conventional ranges, not dates for this word.
Etymograph / fantasticness