Where does “zárnád” come from?

zárnád (Hungarian) comes from Hungarian -nád, from Hungarian -d, from Middle Welsh -nt — 3rd person plural verb ending.

Ancestry of “zárnád”, step by step

StepLanguageWordMeaning
1Hungarian-nádUsed to form the second-person singular present...
2Hungarian-dyour; Used in the second-person singular definite...
3Middle Welsh-nt3rd person plural verb ending
Every word from Middle Welsh -nt →Every word from Hungarian -d →Every word from Hungarian -nád →