Where does “infinitieth” come from?

infinitieth (English) comes from English infinity, from Middle English infinite, from Old French infinité, from Latin infinitas, from Latin īn-, from Latin în, from Latin en, from Proto-Italic en — in.

infinitieth (English): At position infinity in a sequence

Definitions

  1. At position infinity in a sequence

Ancestry of “infinitieth”, step by step

infinitieth traces back through two separate lines of ancestry.

via English infinity

StepLanguageWordMeaning
1EnglishinfinityEndlessness, unlimitedness, absence of a...
2Middle Englishinfinite
3Old Frenchinfinité
4Latininfinitasaccusative feminine plural of īnfīnītus;...
5Latinīn-un-, non-, not
6Latinînin, at, on, upon, from (space)
7Latinenlookǃ beholdǃ; reallyǃ?; come onǃ
8Proto-Italicenin
9Proto-Indo-Europeanh₁énin

via English eth

StepLanguageWordMeaning
1EnglishethA letter introduced into Old English to...
Every word from Proto-Indo-European h₁én