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Meaning of swear by | Babel Free

Verb CEFR B2

Definitions

To invoke in an oath; to swear upon.
To trust wholeheartedly.
idiomatic

Equivalents

Deutsch auf etwas schwören

Español jurar por poner la mano en el fuego por

Français ne jurer que par

Examples

“I swear by my Petit Larousse when it comes to learning French.”

“He swears by cream of tartar to make the meringues stiff.”

CEFR level

B2

Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

swear down swear in swear like a cutter swear like a pagan swear like a sailor swear like a trooper