Where does “unfirmness” come from?

unfirmness (English) comes from English unfirm, from English firm, from Middle English ferme, from Old French ferme, from Medieval Latin ferma, from Latin Firma, from Latin Firmus, from Proto-Italic fermos — to support; to hold.

unfirmness (English): The quality of being unfirm

Definitions

  1. The quality of being unfirm

Ancestry of “unfirmness”, step by step

unfirmness traces back through two separate lines of ancestry.

via English unfirm

StepLanguageWordMeaning
1EnglishunfirmNot firm; not strong or stable; feeble; infirm
2EnglishfirmA business partnership; the name under which it...
3Middle EnglishfermeA lease; the renting of land
4Old Frenchfermelease; the land leased; farm
5Medieval LatinfermaAlternative form of firma
6LatinFirmatax, tribute
7LatinFirmusstrong, powerful
8Proto-Italicfermos
9Proto-Indo-Europeandʰer-mo-sholding
10Proto-Indo-Europeandʰer-to support; to hold

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 dʰer-Every word from Proto-Indo-European dʰer-mo-sEvery word from Proto-Italic fermos