Where does “nausiandus” come from?

nausiandus (Latin) comes from Latin nausio, from Latin nausia, from Ancient Greek ναυσία, from Ancient Greek ναῦς, from Proto-Indo-European néh₂us, from Proto-Indo-European (s)neh₂- — to swim; to float.

Definitions

Ancestry of “nausiandus”, step by step

Step	Language	Word	Meaning
1	Latin	nausio	I am nauseous, feel sick or seasick
2	Latin	nausia	nausea; seasickness
3	Ancient Greek	ναυσία	nausea, seasickness
4	Ancient Greek	ναῦς	a ship
5	Proto-Indo-European	néh₂us	boat
6	Proto-Indo-European	(s)neh₂-	to swim; to float

Every word from Proto-Indo-European (s)neh₂- →Every word from Proto-Indo-European néh₂us →Every word from Ancient Greek ναῦς →