in English is:

aviation

Mutations

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

Use

yr hedfanaeth hon
fy hedfanaeth i
dy hedfanaeth di
ei hedfanaeth ef/o
ei hedfanaeth hi
ein hedfanaeth ni
eich hedfanaeth chi
eu hedfanaeth nhw/hwy
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