Where does “Bergsonistic” come from?

Bergsonistic (English) comes from English Bergsonist, from English ist, from English -ist, from Old French -iste, from Latin -ista, from Ancient Greek -ιστής, from Ancient Greek -τής, from Proto-Hellenic -tās.

Ancestry of “Bergsonistic”, step by step

Bergsonistic traces back through two separate lines of ancestry.

via English Bergsonist

StepLanguageWordMeaning
1EnglishBergsonistA follower of Bergsonian philosophy
2EnglishistA practitioner or supporter of an ism
3English-istAdded to words to form nouns denoting
4Old French-iste
5Latin-ista-ist; one who practises or believes
6Ancient Greek-ιστήςAlternative form of -τής; -ist
7Ancient Greek-τήςAppended to verbs to form agent nouns
8Proto-Hellenic-tās

via English ic

StepLanguageWordMeaning
1Englishicrelated or pertaining to; having the character of
Every word from Proto-Hellenic -tāsEvery word from English -istEvery word from Ancient Greek -τής