Where does “finlessness” come from?

finlessness (English) comes from English finless, from English fin, from English finasteride, from English -steride, from English -ide, from Middle French -ide, from Latin -is, from Latin -a.

finlessness (English): Absence of fins

Definitions

  1. Absence of fins

Ancestry of “finlessness”, step by step

finlessness traces back through two separate lines of ancestry.

via English finless

StepLanguageWordMeaning
1EnglishfinlessLacking a fin or fins; without fins
2EnglishfinOne of the appendages of a fish, used to propel...
3EnglishfinasterideA medication used to treat male pattern baldness and benign prostatic hyperplasia in males
4English-sterideUsed to form names of [[w:5α-reductase
5English-ideAny of a group of related compounds - azide,...
6Middle French-ideid (dynast)
7Latin-issuffixed to the root of nouns in composition,...
8Latin-asuffixed to the roots of verbs, forms agent...
9Proto-ItalicForms masculine agent nouns from prefixed or compounded bases
10Proto-Indo-European-éh₂

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 -éh₂