Serious, important, or grave
Earnest
Some synonyms are: a pact, settlement, accord
Treaty
Some synonyms are to confine, cage, to cover, encircle, envelope
Enclose
As a verb, to complain angrily.
As a noun, a growling sound.
Grumble
Feeling worried or unsure.
Uneasy
A dark room or cell used as a prison, usually underground.
dungeon
Nourish
As a noun, punishment, training that results in obedience and self-control.
As a verb, to punish; to train in proper behavior; to bring under control.
Discipline
Happening step-by-step or by degrees.
Gradual
Dungeon
To surround on every side.
Enclose
As a noun, a stock of food or supplies.
As a verb, to supply with food and materials.
Provision
With a rough or or sharp edge.
Jagged
An agreement or contract between countries.
Treaty
To feed or help grow and develop.
Nourish
As a verb, to prove or judge to be guilty.
As a noun, a person who has been proven guilty of a crime and sentenced to prison.
Convict