Where does “szád” come from?

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

szád (Hungarian): aperture, mouth, entrance, opening, orifice of a hollow object or natural formation, e.g. of a mine, a cave, a pot, a barrel, a cauldron, an oven, or a pit

Definitions

aperture, mouth, entrance, opening, orifice of a hollow object or natural formation, e.g. of a mine, a cave, a pot, a barrel, a cauldron, an oven, or a pit

Ancestry of “szád”, step by step

Step	Language	Word	Meaning
1	Hungarian	-d	your; Used in the second-person singular definite...
2	Middle Welsh	-nt	3rd person plural verb ending

Every word from Middle Welsh -nt →Every word from Hungarian -d →