Theory:

Meanings of difficult words from the lesson "The Cat and the Pain-killer":
 
Numbers
Word
Meanings
1
Hoop Ring.
2
Infatuated Admiration, inspired with an intense but short lived passion or admiration for someone or something.
3
Remedies Medication.
4
Blister-plastersA plaster that does not heal but reduces the blister.
5
Proclaiming Announce publicly.
6
SummersetsA forward roll in which the head is placed on the ground, an acrobatic movement either forward or backward in which the body rolls end over end, makes a complete revolution.
7
War-whoop A yell uttered in making an attack.
8
Petrified Terrified,  extremely frightened.
9
Winced Flinch.
10
NumbskullFool.
11
GravityPull.
12
ThimbleA small metal or plastic cap with a closed end.
13
Plungesact of casting or thrusting forcibly or suddenly into something liquid.
14
QuackA fraudulent or ignorant pretender to medical skill.
15
ProfessingClaiming often falsely, that one has a quality or feeling.
16
FrenzyA state of uncontrolled excitement.