Where does “Cadzand” come from?

Cadzand (Dutch) comes from Dutch zand, from Middle Dutch sant, from Old Dutch sant, from Norwegian Nynorsk samd, from Proto-Germanic samdaz, from Proto-Indo-European sámh₂dʰos, from Proto-Indo-European sem- — together, one.

Ancestry of “Cadzand”, step by step

Cadzand traces back through two separate lines of ancestry.

via Dutch zand

Step	Language	Word	Meaning
1	Dutch	zand	sand
2	Middle Dutch	sant	—
3	Old Dutch	sant	sand
4	Norwegian Nynorsk	samd	in agreement
5	Proto-Germanic	samdaz	sand
6	Proto-Indo-European	sámh₂dʰos	sand
7	Proto-Indo-European	sem-	together, one

via Dutch kade

Step	Language	Word	Meaning
1	Dutch	kade	quay, wharf
2	Middle Dutch	cade	—

Every word from Proto-Indo-European sem- →Every word from Proto-Indo-European sámh₂dʰos →Every word from Proto-Germanic samdaz →