Let alone
Let alone conjunction - To say nothing of.
Usage example: I don't have enough money for a new car, let alone a luxury sedan
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Synonyms for Let alone
Still less and let alone are semantically related. In some cases you can use "Still less" instead the word "Let alone" as an adverb or a conjunction.
Still less
Still less conjunction - To say nothing of.
Usage example: I never suggested that he was incompetent, still less that he was dishonest
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Synonyms for Still less
Let alone and still less are semantically related. You can use "Let alone" instead the phrase "Still less" as an adverb or a conjunction.
Mutual synonyms
Cite this Source
Still less and Let alone. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/let_alone/still_less
Let alone & Still less. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/let_alone/still_less>.
Still less or Let alone. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/let_alone/still_less.
Google Ngram Viewer shows how "let alone" and "still less" have occurred on timeline