breinlythyrau

noun plural
in English is:

patents

Use

y breinlythyrau hyn
fy mreinlythyrau i
dy freinlythyrau di
ei freinlythyrau ef/o
ei breinlythyrau hi
ein breinlythyrau ni
eich breinlythyrau chi
eu breinlythyrau nhw/hwy
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