Where does “inveterateness” come from?

inveterateness (English) comes from English inveterate, from Latin inveteratus, from Latin invetero, from Latin veterō, from Latin vetus, from Latin -tus, from Proto-Italic -tus, from Proto-Indo-European -tus — Derives action nouns from verb roots.

inveterateness (English): inveteracy

Definitions

  1. inveteracy

Ancestry of “inveterateness”, step by step

inveterateness traces back through two separate lines of ancestry.

via English inveterate

StepLanguageWordMeaning
1Englishinveteratefirmly established from having been around for a...
2Latininveteratusrendered old, given age or duration, aged, having...
3LatininveteroI age
4Latinveterōto age, make old
5Latinvetusold, aged, elderly, ancient; long-standing;...
6Latin-tusForms the past participle of verbs; Forms...
7Proto-Italic-tus
8Proto-Indo-European-tusDerives action nouns from verb roots

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 -tusEvery word from Latin -tusEvery word from Latin vetus