Where does “kystrowen” come from?

kystrowen (Middle Welsh) comes from Proto-Brythonic *kustrawenn, from Vulgar Latin *cōnstrauenda, from Latin cōnstruenda.

Ancestry of “kystrowen”, step by step

StepLanguageWordMeaning
1Proto-Brythonic*kustrawenn—
2Vulgar Latin*cōnstrauenda—
3Latincōnstruenda—

Words derived from “kystrowen”

Every word from Latin cōnstruenda →Every word from Vulgar Latin *cōnstrauenda →Every word from Proto-Brythonic *kustrawenn →