Clue | Length | Answer |
---|---|---|
Powerful | 11 letters | efficacious |
Active | 11 letters | efficacious |
Winning | 11 letters | efficacious |
Weighty | 11 letters | efficacious |
Vigorous | 11 letters | efficacious |
Operative | 11 letters | efficacious |
Effective | 11 letters | efficacious |
Able to produce the result intended | 11 letters | efficacious |
Sovereign | 11 letters | efficacious |
Potent | 11 letters | efficacious |
Capable of achieving result | 11 letters | efficacious |