Effective Synonyms & Antonyms
Synonyms of Effective:
Existing in fact, though not formally acknowledged as such.
“She has been under effective house arrest since September”.
| active adequate compelling competent direct efficient forceful impressive potent powerful practical successful useful valid effectual |
efficacious able big-wheel capable cogent convincing emphatic energetic forcible having lead in a pencil live moving on the ball operative persuasive |
playing hardball powerhouse producing resultant serviceable serving sound striking telling trenchant virtuous wicked yielding |
Antonyms of Effective:
| helpless impotent inadequate incapable incompetent ineffective |
inefficient insufficient unable useless weak |
worthless unproductive unsuccessful fruitless inoperative |