Je was op zoek naar: irrevocable (Engels - Wels)

the first minister : i have heard that point of view put , but the government has made an irrevocable decision to transfer benefits directly into bank accounts
y prif weinidog : yr wyf wedi clywed y farn honno , ond mae'r llywodraeth wedi gwneud penderfyniad terfynol i drosglwyddo budd-daliadau'n uniongyrchol i gyfrifon banc

any further migration to these communities is likely to have a negative effect on the use of welsh in these communities, to the extent where is it possible that the harm will be irrevocable.
bydd unrhyw fudo pellach i’r cymunedau hyn yn debygol o gael effaith negyddol ar y defnydd o’r gymraeg yn y cymunedau hyn, i’r graddau lle mae’n bosib na fydd modd dadwneud y niwed.