Where does “infectiveness” come from?

infectiveness (English) comes from English infective, from English infect, from Middle French infect, from Latin infectus, from Latin īnficiō, from Latin faciō, from Latin -torium, from Latin -tōrius.

infectiveness (English): The state or quality of being infective

Definitions

  1. The state or quality of being infective

Ancestry of “infectiveness”, step by step

infectiveness traces back through two separate lines of ancestry.

via English infective

StepLanguageWordMeaning
1EnglishinfectiveAble to cause infection; infectious; A person who...
2EnglishinfectTo bring into contact with a substance that...
3Middle Frenchinfect
4Latininfectusnot done, undone; unfinished; impossible
5Latinīnficiōto dip, to dunk, to submerge
6Latinfaciōto do
7Latin-toriumnominative neuter singular of -tōrius; accusative...
8Latin-tōriusory
9Latin-tor-er
10Proto-Italic-tōrForms agent nouns to verb stems
11Proto-Indo-European-tōrDerives agent nouns from verbs, denoting someone...
12Proto-Indo-European-tor-s

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-Indo-European -tor-sEvery word from Latin -toriumEvery word from Latin -tor
infectiveness — Etymology, Origin & Word History | Etymology Explorer