in English is:

developer

Mutations

Soft:ddatblygydd
Nasal:natblygydd
Aspirate:(no mutation)

Use

y datblygydd hwn
fy natblygydd i
dy ddatblygydd di
ei ddatblygydd ef/o
ei datblygydd hi
ein datblygydd ni
eich datblygydd chi
eu datblygydd nhw/hwy
External

Dictionary Portal

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

Specialist Dictionaries
Glossaries
Terminology
Encyclopedia
Example Sentences
Sentences containing:

*External websites will be opened in a new window.