Solution
INTEGRAL
4 clues
Built-in
- Word class
- Common adjective
- Nature of clue
- Synonym
- Difficulty
- Easy
Essential
- Word class
- Common adjective
- Nature of clue
- Synonym
- Difficulty
- Very easy
Key
- Word class
- Common adjective
- Nature of clue
- Synonym
- Difficulty
- Very easy
Necessary
- Word class
- Common adjective
- Nature of clue
- Synonym
- Difficulty
- Very easy
Words are categorized by artificial intelligence: there can be mistakes.