Where does “mertrech” come from?

mertrech (Old Irish) comes from Latin meretrīx, from Latin -trīx, from Latin calx, from Ancient Greek χάλιξ — small stone, pebble; gravel, rubble.

Ancestry of “mertrech”, step by step

StepLanguageWordMeaning
1Latinmeretrīxa female prostitute or courtesan
2Latin-trīxess, -ress, -trix
3Latincalxlimestone; chalk; the finish line
4Ancient Greekχάλιξsmall stone, pebble; gravel, rubble

Words derived from “mertrech

Every word from Ancient Greek χάλιξEvery word from Latin calxEvery word from Latin -trīx