Persuasive
Persuasive adjective - Having the power to persuade.
Usage example: a persuasive argument for increasing funding of the city's library system
Sound is a synonym for persuasive in convincing topic. In some cases you can use "Sound" instead an adjective "Persuasive", when it comes to topics like effective.
Sound
Sound adjective - According to the rules of logic.
Mutual synonyms
Related pairs
Both words in one sentence
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When the good doctor is talking John down from the roof, he affects the same accent to sound more persuasive.
Source: Film / Don Juan DeMarco -
When he threatens to jump from a rooftop, the doctor sent to 'talk him down' affects the same accent, hoping to sound more persuasive (it works.)
Source: Brief Accent Imitation
Cite this Source
Sound and Persuasive. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/persuasive/sound
Persuasive & Sound. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/persuasive/sound>.
Sound or Persuasive. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/persuasive/sound.
Google Ngram Viewer shows how "persuasive" and "sound" have occurred on timeline