in English is:

limnology

Mutations

Soft:lynneg
Nasal:(no mutation)
Aspirate:(no mutation)

Use

y llynneg hon
fy llynneg i
dy lynneg di
ei lynneg ef/o
ei llynneg hi
ein llynneg ni
eich llynneg chi
eu llynneg nhw/hwy
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