as in not to mention
to say nothing of
I never suggested that he was incompetent, still less that he was dishonest
Synonyms & Similar Words
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Example Sentences
Recent Examples of Synonyms for still less
let alone
Conjunction
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This suggests that Artemis III astronauts may not even enter Starship and/or Blue Moon, let alone fire thrusters or separate from Orion.—
Stephen Clark,
ArsTechnica,
13 May 2026 -
Still, the Mariners had other Hall of Fame caliber talents in the 2000s and 2010s like the aforementioned Ichiro, Felix Hernandez, Adrian Beltre and Robinson Cano, and still couldn't even sniff an AL pennant, let alone a World Series.—
Austin Perry OutKick,
FOXNews.com,
13 May 2026
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Cite this Entry
“Still less.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/still%20less. Accessed 18 May. 2026.
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