Where does “expatiateth” come from?

expatiateth (English) comes from English expatiate, from Latin expatior, from Latin spatior, from Latin spatium, from Proto-Indo-European spéh₁-, from Proto-Indo-European speh₁- — to succeed, to prosper.

expatiateth (English): third-person singular simple present indicative...

Definitions

  1. third-person singular simple present indicative...

Ancestry of “expatiateth”, step by step

expatiateth traces back through two separate lines of ancestry.

via English expatiate

StepLanguageWordMeaning
1EnglishexpatiateTo range at large, or without restraint; To write...
2Latinexpatior
3LatinspatiorI go for a walk; walk around; stroll, promenade;...
4LatinspatiumSpace, room, extent; Distance between points; A...
5Proto-Indo-Europeanspéh₁-to succeed, to prosper
6Proto-Indo-Europeanspeh₁-to succeed, to prosper

via English eth

StepLanguageWordMeaning
1EnglishethA letter introduced into Old English to...
Every word from Proto-Indo-European speh₁-Every word from Proto-Indo-European spéh₁-Every word from Latin spatium