Aper and Sound

Aper

Aper noun - A person who adopts the appearance or behavior of another especially in an obvious way.

Sound is an antonym for aper in topics: crazy, mentally strange.

Sound

Sound adjective - According to the rules of logic.

Aper is an antonym for sound.

Cite this Source
Sound and Aper. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/aper/sound
Aper & Sound. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/aper/sound>.
Sound or Aper. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/aper/sound.
Google Ngram Viewer shows how "aper" and "sound" have occurred on timeline