The Mystery of the Pharaoh's Diamonds

Question 1

Chastised

Answer 1

chastise
verb [ T ] formal
UK /tʃæsˈtaɪz/ US /tʃæsˈtaɪz/
chastise verb [T] (CRITICIZE)

to criticize someone severely:
Charity organizations have chastised the government for not doing enough to prevent the latest famine in Africa.
She has been chastised by critics who say that children will never learn to recognize and enjoy vegetables if they are disguised.
Synonyms
attack (CRITICIZE)

Question 2

Ava cautiously looked over her shoulder. At the foot of the stairs stood her arch nemesis-no waits, it was her mother

Answer 2

Arch nemesis,

arch- prefix (EXTREME)

greater or especially worse than others of the same type:
an arch-criminal
his arch-enemy
He’s always been an arch-opponent of the project.
SMART Vocabulary: related words and phrases
Linguistics: very & extreme