Solution

FORCEFUL

3 clues

Emphatic

Word class: Common adjective
Nature of clue: Synonym
Difficulty: Medium
Sources: Boatload Puzzles

Powerful

Word class: Common adjective
Nature of clue: Synonym
Difficulty: Very easy
Sources: Boatload Puzzles

Other solutions to Powerful

Strong

Word class: Common adjective
Nature of clue: Synonym
Difficulty: Very easy
Sources: Boatload Puzzles

Other solutions to Strong

Words are categorized by artificial intelligence: there can be mistakes.