| Main Entry: | |
| Part of Speech: | noun |
| Definition: | efficiency; productiveness |
| Synonyms: | ability, adequacy, capability, capableness, capacity, competence, effect, effectiveness, efficaciousness, energy, force, influence, performance, potency, power, strength, success, sufficiency, use, vigor, virtue, weight |
| Notes: | if something is efficacious, it is able to produce the desired result; efficacy means the power to produce effects |
| Antonyms: | failure, inefficacy, inefficiency, unproductiveness, uselessness, weakness |
| Main Entry: | responsibility |
| Part of Speech: | noun |
| Definition: | maturity, trustworthiness |
| Synonyms: | ability, capableness, capacity, competency, conscientiousness, dependability, dependableness, efficiency, faithfulness, firmness, honesty, levelheadedness, loyalty, rationality, reliability, sensibleness, soberness, stability, steadfastness, trustiness, uprightness |
| Antonyms: | distrust, immaturity, irresponsibility |