in English is:

elaboration

Mutations

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

Use

yr ymhelaethiad hwn
fy ymhelaethiad i
dy ymhelaethiad di
ei ymhelaethiad ef/o
ei hymhelaethiad hi
ein hymhelaethiad ni
eich ymhelaethiad chi
eu hymhelaethiad nhw/hwy
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