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Swear by has 9 synonyms. The top synonyms for swear by are rely on, bank on, lean on, swear, reckon on, rely, rest on, gamble on and 1 more. Another word for swear by is rely on. Browse the full list below.
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| Random | DefinitionA common synonym for swear by is rely on. Other synonyms include bank on, lean on, swear, reckon on.
Swear by has 9 synonyms listed on Thesaurasize.
(v): to wholeheartedly trust Example: "I swear by my Petit Larousse when it comes to learning French."
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