Sound
Sound adjective - According to the rules of logic.
Sound asleep and sound are semantically related. In some cases you can use "Sound asleep" instead an adjective "Sound".
Sound asleep
Sound asleep adjective - Sleeping deeply.
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Synonyms for Sound asleep
Sound and sound asleep are semantically related. Sometimes you can use "Sound" instead an adjective phrase "Sound asleep".
Mutual synonyms
Cite this Source
Sound asleep and Sound. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/sound/sound_asleep
Sound & Sound asleep. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/sound/sound_asleep>.
Sound asleep or Sound. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/sound/sound_asleep.
Google Ngram Viewer shows how "sound" and "sound asleep" have occurred on timeline