IPA: //ˈnɔːziənt//
KK: /ˈnɔːziənt/
Causing a feeling of sickness or the urge to vomit.
The strong smell of the fish was nauseant, making everyone feel ill.
Nauseant → It is formed from "nausea" (from Latin "nausea", meaning seasickness or sickness) and the suffix "-ant" (meaning characterized by or performing). The word "nauseant" refers to something that causes nausea or is characterized by nausea.
Think of 'nausea' which means sickness, and remember that 'nauseant' describes something that causes that feeling of sickness.