Where does “ծայրութիւն” come from?

ծայրութիւն (Old Armenian) comes from Old Armenian -ութիւն, from Old Armenian -ոյթ, from Proto-Indo-European -ti-.

ծայրութիւն (Old Armenian): summit, highest pitch; excellence, perfection

Definitions

  1. summit, highest pitch; excellence, perfection

Ancestry of “ծայրութիւն”, step by step

StepLanguageWordMeaning
1Old Armenian-ութիւն-ity, -ness, -dom, -hood, -y
2Old Armenian-ոյթforming abstract nouns
3Proto-Indo-European-ti-—
Every word from Proto-Indo-European -ti- →Every word from Old Armenian -ութիւն →Every word from Old Armenian -ոյթ →