queasy

/ˈkwiːzi/
adjective
  1. Feeling sick in the stomach, as if about to vomit.
    • I get queasy just looking at a roller coaster after that last ride.
    • She felt queasy after eating too much candy too quickly.
    • The rough sea made everyone on the boat feel queasy.
  2. Feeling nervous, uneasy, or morally troubled.
    • Many people are queasy about the idea of sharing their private data online.
    • He was queasy about lying to his parents about his grades.
    • The queasy feeling in the room grew as the argument escalated.