Speak and write with confidence.

To help you avoid using the same word too repetitively, redundantly, recurrently, incessantly, etc., etc.

Why synonyms can be useful

Your writing can sound boring if you continually keep repeating the same words. When you create sentences, you can make them more interesting by using words that mean the same as the word you are speaking about. This allows you to add flavor to your writing.

In order to make language a lot more expressive and interesting you should try to vary the words you use as often as you can.

Synonyms for (adjective) efficacious

Synonyms: effective, effectual, efficacious Definition: producing or capable of producing an intended result or having a striking effect Usage: an air-cooled motor was more effective than a witch's broomstick for rapid long-distance transportation-LewisMumford; effective teaching methods; effective steps toward peace; made an effective entrance; his complaint proved to be effectual in bringing action; an efficacious law

Hypernyms: hard-hitting, trenchant Definition: characterized by or full of force and vigor Usage: a hard-hitting expose; a trenchant argument

Hypernyms: impelling Definition: markedly effective as if by emotional pressure Usage: impelling skill as a teller of tales; an impelling personality

Hypernyms: impressive, telling Definition: producing a strong effect Usage: gave an impressive performance as Othello; a telling gesture

Hypernyms: rough-and-ready Definition: crude but effective for the purpose at hand

Synonyms: efficacious Definition: marked by qualities giving the power to produce an intended effect Usage: written propaganda is less efficacious than the habits and prejudices...of the readers-Aldous Huxley; the medicine is efficacious in stopping a cough

Hypernyms: effective Definition: works well as a means or remedy Usage: an effective reprimand; a lotion that is effective in cases of prickly heat