Solution
MAINTAIN
4 clues
Assert
- Word class
- Verb
- Nature of clue
- Synonym
- Difficulty
- Easy
Contend
- Word class
- Verb
- Nature of clue
- Synonym
- Difficulty
- Easy
Keep up
- Word class
- Verb
- Nature of clue
- Synonym
- Difficulty
- Very easy
Preserve
- Word class
- Verb
- Nature of clue
- Synonym
- Difficulty
- Very easy
Words are categorized by artificial intelligence: there can be mistakes.