1. (adjective) established irrevocably

• certain

2. (adjective) (of walls) covered with a coat of plaster

• plastered

1. (adjective) closed or secured with or as if with a seal

• closed

1. (adjective) closed or secured with or as if with a seal

• unopened

2. (adjective) undisclosed for the time being

• concealed

3. (adjective) determined irrevocably

• irrevocable
• irrevokable

4. (adjective) having been paved

• paved

5. (adjective) covered with a waterproof coating

• covered

6. (adjective) (of walls) covered with a coat of plaster

• covered

1. (adjective) established irrevocably

• uncertain
• unsealed

2. (adjective) closed or secured with or as if with a seal

• unsealed