Where does “ambosys” come from?

ambosys (Cornish) comes from Cornish ambosa, from Cornish -a, from Proto-Brythonic -haβ̃, from Proto-Celtic *-isamos — forms superlative adjectives.

ambosys (Cornish): engaged (to be married)

Definitions

  1. engaged (to be married)

Ancestry of “ambosys”, step by step

ambosys traces back through two separate lines of ancestry.

via Cornish ambosa

StepLanguageWordMeaning
1Cornishambosato agree, to promise
2Cornish-aVerbal suffix
3Proto-Brythonic-haβ̃Forms the superlative of an adjective
4Proto-Celtic*-isamosforms superlative adjectives

via Cornish ys

StepLanguageWordMeaning
1Cornishyscorn
Every word from Proto-Celtic *-isamos