in English is:

urbanism

Mutations

Soft:drefolaeth
Nasal:nhrefolaeth
Aspirate:threfolaeth

Use

y drefolaeth hon
fy nhrefolaeth i
dy drefolaeth di
ei drefolaeth ef/o
ei threfolaeth hi
ein trefolaeth ni
eich trefolaeth chi
eu trefolaeth nhw/hwy
External

Dictionary Portal

This is a library of dictionaries and other online resources where you can search further for trefolaeth*:

Specialist Dictionaries
Glossaries
Terminology
Encyclopedia
Example Sentences
Sentences containing:

*External websites will be opened in a new window.