This is the 849th most frequent Lithuanian word.
jaustis
"Jaustis" means "to feel" in English.
"Jaustis" is here used to depict a general condition or state experienced by people.
Po sporto daugelis žmonių jaučiasi energingi.
After exercising, many people feel energetic.
This usage is the interrogative form of "jaustis," used to inquire about someone's state.
Ar tu jautiesi gerai šiandien?
Do you feel well today?
The verb "jaustis" is used in its reflexive form here to describe a person's emotional or physical state as felt by themselves.