Where does “gratias ago” come from?

gratias ago (Latin) comes from Latin gratias, from Latin grātia, from Latin -ia, from Latin -ius, from Proto-Italic -jōs, from Proto-Indo-European -yós — Creates adjectives from noun or verb stems.

gratias ago (Latin): I give thanks, I thank

Definitions

  1. I give thanks, I thank

Ancestry of “gratias ago”, step by step

gratias ago traces back through two separate lines of ancestry.

via Latin gratias

StepLanguageWordMeaning
1Latingratiasaccusative plural of grātia
2Latingrātiagrace
3Latin-iaUsed to form a feminine abstract noun, usually...
4Latin-iusforming adjectives from nouns; nominative neuter...
5Proto-Italic-jōsForms comparative adjectives
6Proto-Indo-European-yósCreates adjectives from noun or verb stems

via Latin ago

StepLanguageWordMeaning
1LatinagoI act, I behave; I do or make continuously or...
2Proto-Italicagōdrive; push, impel; do, act
3Proto-Indo-Europeanh₂éǵetito be driving
4Proto-Indo-Europeanh₂eǵ-to drive
Every word from Proto-Indo-European -yósEvery word from Latin -iaEvery word from Latin -ius