Where does “antinausea” come from?

antinausea (English) comes from English nausea, from Middle English nausea, from Latin nausea, from Ancient Greek ναυσία, from Ancient Greek ναῦς, from Proto-Indo-European néh₂us, from Proto-Indo-European (s)neh₂- — to swim; to float.

antinausea (English): Intended to prevent or combat nausea

Definitions

Intended to prevent or combat nausea

Ancestry of “antinausea”, step by step

Step	Language	Word	Meaning
1	English	nausea	A feeling of illness or discomfort in the...
2	Middle English	nausea	—
3	Latin	nausea	nausea; seasickness; second-person singular...
4	Ancient Greek	ναυσία	nausea, seasickness
5	Ancient Greek	ναῦς	a ship
6	Proto-Indo-European	néh₂us	boat
7	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 →