Where does “singletail” come from?

singletail (English) comes from English single, from Middle English single, from Old French sengle, from Late Latin cingula, from Latin Cingulum, from Latin -ulum, from Proto-Indo-European -tlom, from Proto-Indo-European -trom — Derives agent nouns from verbs, denoting someone...

singletail (English): A variety of goldfish with an undivided tail; A...

Definitions

  1. A variety of goldfish with an undivided tail; A...

Ancestry of “singletail”, step by step

singletail traces back through two separate lines of ancestry.

via English single

StepLanguageWordMeaning
1EnglishsingleNot accompanied by anything else; one in number;...
2Middle Englishsingle
3Old Frenchsenglesingle; alone; alone; in an unaccompanied way
4Late Latincingulanominative/accusative/vocative plural of cingulum
5LatinCingulumsituated on a lofty hill, now Cingoli
6Latin-ulumUsed to form a noun of instrument or means from a...
7Proto-Indo-European-tlomAlternative form of *-trom
8Proto-Indo-European-tromForms nouns denoting a tool or instrument
9Proto-Indo-European-tḗrDerives agent nouns from verbs, denoting someone...

via English Tail

StepLanguageWordMeaning
1EnglishTailA Chinese constellation coinciding with the tail of Scorpius, one of the 28 lunar mansions and the tail of Azure Dragon
2Middle EnglishtaylA tail; The back side or reverse of a creature; A...
3Old Englishtæġltail
4Proto-Germanictagląhair; ponytail; hair of a tail; tail
5Proto-Indo-Europeandoḱ-hair of the tail
6Proto-Indo-Europeandeḱ-take; perceive
Every word from Proto-Indo-European -tḗr