Where does “suppositiousness” come from?

suppositiousness (English) comes from English suppositious, from New Latin suppositius, from Latin suppositicius, from Latin suppositus, from Latin suppōnō, from Latin pōnō, from Proto-Italic poznō, from Proto-Italic pozinō.

suppositiousness (English): The state or condition of being suppositious

Definitions

  1. The state or condition of being suppositious

Ancestry of “suppositiousness”, step by step

suppositiousness traces back through two separate lines of ancestry.

via English suppositious

StepLanguageWordMeaning
1EnglishsuppositiousSpurious; substituted for the genuine,...
2New Latinsuppositius
3Latinsuppositiciussubstituted (put in place of another)
4Latinsuppositussubjected
5Latinsuppōnōto put, place under
6Latinpōnōto place; to put; to lay
7Proto-Italicpoznō
8Proto-Italicpozinō
9Proto-Italicsinō

via English Ness

StepLanguageWordMeaning
1EnglishNessAn Ulster princess and the mother of Conchobar mac Nessa and Findchoem in the Ulster Cycle of Irish mythology. Daughter of Eochaid Sálbuide. Also the mother of Cormac Cond Longas by incest with Conchobar mac Nessa
2Middle Englishnesse
3Old Englishnæsnot, not at all; not; first/third-person singular...
4Proto-Germanicnasjąfoothill; headland; cape
5Proto-Indo-Europeannéh₂snose
Every word from Proto-Italic sinōEvery word from Proto-Italic pozinōEvery word from Proto-Italic poznō