Where does “counterfactualist” come from?

counterfactualist (English) comes from English counterfactual, from English factual, from English fact, from English factness, from English -ness, from Middle English -nesse, from Old English -nes, from Proto-West Germanic -nassī — Creates collective nouns, which refer to groups...

counterfactualist (English): One who formulates counterfactuals

Definitions

  1. One who formulates counterfactuals

Ancestry of “counterfactualist”, step by step

counterfactualist traces back through two separate lines of ancestry.

via English counterfactual

StepLanguageWordMeaning
1EnglishcounterfactualContrary to the facts; untrue; Of or in...
2EnglishfactualPertaining to or consisting of objective claims;...
3EnglishfactSomething actual as opposed to invented;...
4EnglishfactnessThe quality of being based on facts; The quality...
5English-nessAppended to adjectives to form nouns meaning "the...
6Middle English-nesseAffixed to adjectives to form abstract nouns...
7Old English-nesUsed to form abstract nouns, usually from...
8Proto-West Germanic-nassīUsed to form abstract nouns, usually from...
9Proto-Germanic-inassuz-ness
10Proto-West Germanic-ness, -th
11Proto-Germanic-į̄-th
12Proto-Indo-European-íh₂
13Proto-Indo-European-h₂Creates collective nouns, which refer to groups...

via English ist

StepLanguageWordMeaning
1EnglishistA practitioner or supporter of an ism
2English-istAdded to words to form nouns denoting
3Old French-iste
4Latin-ista-ist; one who practises or believes
5Ancient Greek-ιστήςAlternative form of -τής; -ist
6Ancient Greek-τήςAppended to verbs to form agent nouns
7Proto-Hellenic-tās
Every word from Proto-Indo-European -h₂Every word from English -nessEvery word from Old English -nes