in English is:

core

,

embryo

,

germ

Mutations

Soft:fywyn
Nasal:mywyn
Aspirate:(no mutation)

Use

y bywyn hwn
fy mywyn i
dy fywyn di
ei fywyn ef/o
ei bywyn hi
ein bywyn ni
eich bywyn chi
eu bywyn nhw/hwy
Phrases (2)
bywyn bara
bywyn carn ceffyl
External

Dictionary Portal

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

Specialist Dictionaries
Glossaries
Terminology
Encyclopedia
Example Sentences
Sentences containing:

*External websites will be opened in a new window.