tussenvoegsel means A part of a person’s name (usually of Dutch origin) that comes between the first name and the last name. Lexicurio rates it Sui generis — a strength score of 91 out of 100.
noun
- A part of a person’s name (usually of Dutch origin) that comes between the first name and the last name.“A tussenvoegsel, in Dutch linguistics, is a word that is positioned between someone's given name and surname, but is still a part of someone's last name. In the Netherlands, the tussenvoegsels strictly speaking are not a part of someone's last name. For example, someone whose family name is "De Vries" isn't found at the letter "D" in the telephone directory but at "V". Tussenvoegsels are therefore”