Undue
Extreme
Exorbitant
Reasonable
Answer: Reasonable
Explanation:
alien
ordinary
colourful
curious
Answer: ordinary
dignified
craven
corrupt
Abject
Answer: Ignoble
Grace
Enrich
Sundue
Disfigure
Answer: Disfigure
relaxed
stiff
close
strained
Answer: relaxed
public
rustic
metropolitan
pastoral
Answer: metropolitan
Banned
Unmanned
Unbounded
Barred
Answer: Unbounded
remove
trim
keep
unite
Answer: unite
illness
strength
bravery
disability
Answer: strength
Covered
Veiled
Apparent
Concealed
Answer: Apparent