Fast asleep
Fast asleep adjective - Sleeping deeply.
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Synonyms for Fast asleep
Sleeping like a log and fast asleep are semantically related. In some cases you can use "Sleeping like a log" instead an adjective phrase "Fast asleep".
Sleeping like a log
Fast asleep and sleeping like a log are semantically related. You can use "Fast asleep" instead an adjective phrase "Sleeping like a log".
Mutual synonyms
Cite this Source
Sleeping like a log and Fast asleep. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/fast_asleep/sleeping_like_a_log
Fast asleep & Sleeping like a log. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/fast_asleep/sleeping_like_a_log>.
Sleeping like a log or Fast asleep. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/fast_asleep/sleeping_like_a_log.
